Цифров научен архив

KRASTEV, Stefan Vassilev

   KRASTEV, Stefan Vassilev. Gas chromatography analysis of methanol fxidation products / Stefan Vassilev Krastev, Krassimir Ivanov Ivanov. // Advancec and applications of chromatography in industry : 10-th Intern. Symp., Bratislava, Slovak Republic, 1996, p. 141.

Сист. N: 288

KRASTEV, Stefan Vassilev

   KRASTEV, Stefan Vassilev. Catalytic purification of methanol containing industrial gases / Stefan Vassilev Krastev, Penka Andreeva Licheva, D. Dimitrov. // Ecology 2004, Sci Articles , 1, 2004, p. 290-295.

Сист. N: 1522

П 3162

   EFFECTS of the chelating agent EDTA on metal solubility in the soil, metal uptake and performance of maize plants and soil microorganisms / Krassimira Georgieva Sapundzieva, Jordanka Mihailova Kartalska-Tatarova, Andon Vassilev Andonov, Mladen Kostadinov Naidenov, Jordanka Naidenova Kuzmanova, Stefan Vassilev Krastev. // Bulgarian Journal of Agricultural Science , 9, 2003, № 5-6, р. 659-663.

Рез. на англ. ез.

Сист. N: 2191

IVANOV, Krassimir Ivanov

   IVANOV, Krassimir Ivanov. Oxidation of methanol on sodium modified chromium - molybdenum catalists / Krassimir Ivanov Ivanov, Stefan Vassilev Krastev, Penka Andreeva Licheva. // J. of Alloys and Compounds , 279, 1998, p. 132-135.

Сист. N: 2434

   OXIDATION of methanol on sodium modified Mo-based catalysts / Krassimir Ivanov Ivanov, Stefan Vassilev Krastev, Penka Andreeva Licheva, I. Mitov. // Studies in Surtaces Sci. and Catalysis , 130, 2000, p. 3597-3602.

Сист. N: 2435

IVANOV, Krassimir Ivanov

   IVANOV, Krassimir Ivanov. Selective oxidation of methanol on Fe-Mo-W catalysts / Krassimir Ivanov Ivanov, I. Mitov, Stefan Vassilev Krastev. // J. of Alloys and Componuds , 309, 2000, p. 57-60.

Сист. N: 2441

IVANOV, Krassimir Ivanov

   IVANOV, Krassimir Ivanov. Two-stage oxidation of methanol on iron molybdate catalysts / Krassimir Ivanov Ivanov, Penka Andreeva Licheva, Stefan Vassilev Krastev. // J. Oxsidation Communications , 26, 2003, № 4, р. 496-501.

Сист. N: 2453

   REDUCTION of manganese modified iron-molybdenium catalysts / I. Mitov, Penka Andreeva Licheva, D. Paneva, Stefan Vassilev Krastev, S. Ivanova, Krassimir Ivanov Ivanov. // IX Intern. Symp. Heterog. Catal. : Proc., Varma, 2000, p. 137-142.

Сист. N: 2468

KRASTEV, Stefan Vassilev

   KRASTEV, Stefan Vassilev. Methanol oxidation over sodium containing tungstates of iron and chromium / Stefan Vassilev Krastev. // III Intern. Symp. : Proc., Varna, 2, 1996, p. 577.

Сист. N: 2517

   METAL phytoextration on carbonate rich soil: a greenhouse study / Krassimira Georgieva Sapundzieva, Jordanka Naidenova Kuzmanova, A. Vasilev, Stefan Vassilev Krastev, Jordanka Mihailova Kartalska-Tatarova. // Phytoremediation inventory, COST Action 837 view , 37, 2003.

Сист. N: 3330

KRASTEV, Stefan Vassilev

   KRASTEV, Stefan Vassilev. High temperature destruction of perticides by laser treatment / Stefan Vassilev Krastev, Anna Garo Aladjadjijan, G. Andreev. // Ecology, Sci. Articles , 1, 2004, p. 414-419.

Сист. N: 3490

KRASTEV, Stefan Vassilev

   KRASTEV, Stefan Vassilev. Preparation of Cr2WO6 and its catalytic behaviour toward methanol oxidation / Stefan Vassilev Krastev. // Bulg. Chem. Communications , 30, 1998, p. 408.

Сист. N: 3594

П 3162

THE effect of Reni products on enzymatic activity of nitrogen metabolism in garden peas

   THE effect of Reni products on enzymatic activity of nitrogen metabolism in garden peas. The effect of Reni products on enzymatic activity of nitrogen metabolism in garden peas. / Nanko Nikolov Popov, A. Dzimotudis, Stefan Vassilev Krastev, S. Kalapchieva. // Bulgarian Journal of Agricultural Science , 16, 2010, № 5, p. 609-614.

Рез. на англ. ез.

Сист. N: 4958

П 3162

SYNTHESIS of cyclopentanespiro-5-(2,4-dithiohydantoin) and in vitro insecticidal activity against Cladius pectinicornis

   SYNTHESIS of cyclopentanespiro-5-(2,4-dithiohydantoin) and in vitro insecticidal activity against Cladius pectinicornis. Synthesis of cyclopentanespiro-5-(2,4-dithiohydantoin) and in vitro insecticidal activity against Cladius pectinicornis. / Marin Neikov Marinov, Donyo Hristov Ganchev, P. Marinova, Stefan Vassilev Krastev, N. Atanasova, M. Zlateva, N. Stoyanov. // Bulgarian Journal of Agricultural Science , 18, 2012, № 6, p. 929-933.

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Сист. N: 5312

П 2685

INVITRO fungicidal activity of cyclopentanespiro-5-hydantoin and its derivatives towards Blumeria graminis f. sp. tritici

   INVITRO fungicidal activity of cyclopentanespiro-5-hydantoin and its derivatives towards Blumeria graminis f. sp. tritici. In vitro fungicidal activity of cyclopentanespiro-5-hydantoin and its derivatives towards Blumeria graminis f. sp. tritici. / Marin Neikov Marinov, Donyo Hristov Ganchev, Angel Stefanov Nikolov, Petja Marinova, Stefan Vassilev Krastev, Vanya Madzharova, Neyko Stoyanov. // Аграрни науки , 4, 2013, № 12, с. 97-101.

Рез. на бълг. и англ. ез.

Сист. N: 5438

П 2685

PHYTOTOXICITY study of cyclopentanespiro-5-hydantoin and its derivatives towards wheat

   PHYTOTOXICITY study of cyclopentanespiro-5-hydantoin and its derivatives towards wheat. Phytotoxicity study of cyclopentanespiro-5-hydantoin and its derivatives towards wheat. / Donyo Hristov Ganchev, Marin Neikov Marinov, Angel Stefanov Nikolov, Petja Marinova, Stefan Vassilev Krastev, Milena Zlateva, Nadezhda Atanasova, Neyko Stoyanov. // Аграрни науки , 4, 2013, № 12, с. 103-107.

Рез. на бълг. и англ. ез.

Сист. N: 5439

П 1174

KRASTEV, Stefan Vassilev

   KRASTEV, Stefan Vassilev. Catalytic oxidation of methanol over alkalyearth tungstates. / Stefan Vassilev Krastev. // Научни трудове ПУ " П. Хилендарски" , 33, 2005, № 5 химия, с. 65-68.

Рез. на англ. ез.

Сист. N: 5528

   CORRELATION between some soil charachteristics and content of Mn in roots and aboteground parts of the Virginia tobacco / Penka Zaprjanova, Violina Rizova Angelova, Krassimir Ivanov Ivanov, Lilko K. Dospatliev, Stefan Vassilev Krastev. // Journal of International Scientific Publications: Ecology & Safety , 3, 2009, p. 499-506.

Рез. на англ. ез.

Сист. N: 5614

П 3162

CYCLOPENTANESPIRO-5-(2,4-DITHIOHYDANTOIN: Synthetic pathways and phytotoxic examination towards oil yielging rose (Rosa damascena Mill.)

   CYCLOPENTANESPIRO-5-(2,4-DITHIOHYDANTOIN: Synthetic pathways and phytotoxic examination towards oil yielging rose (Rosa damascena Mill.). Cyclopentanespiro-5-(2,4-dithiohydantoin: Synthetic pathways and phytotoxic examination towards oil yielging rose (Rosa damascena Mill.). / Donyo Hristov Ganchev, Marin Neikov Marinov, Stefan Vassilev Krastev, P. Marinova, M. Zlateva, N. Atanasova, N. Stoyanov. // Bulgarian Journal of Agricultural Science , 20, 2014, № 2, с. 293-296.

Рез. на англ. ез.

Сист. N: 5872

П 3614

   ECOTOXICOLOGICAL study of cyclopentanespiro-s-hydantoin and its derivatives towards Spirogyra sp. / Marin Neikov Marinov, Donyo Hristov Ganchev, Angel Stefanov Nikolov, Stefan Vassilev Krastev, Neyko M. Stoyanov. // Scientific Research of the Union of Scientisrs in Bulgaria - Plovdiv , Series C. Natural Sciences and Numanities, 16, 2013, с. 103-107.

Рез. на англ. ез.

Сист. N: 5929

П 430

ACUTE toxicity of some spirohydantoins and their derivatives towards Planorbis planorbis (Ram's Horn Snail)

   ACUTE toxicity of some spirohydantoins and their derivatives towards Planorbis planorbis (Ram's Horn Snail). Acute toxicity of some spirohydantoins and their derivatives towards Planorbis planorbis (Ram's Horn Snail). / Marin Neikov Marinov, Donyo Hristov Ganchev, Petja Marinova, Stefan Vassilev Krastev, Plamen Penchev, Milena Zlateva, Nadezhda Atanasova, Neyko Stoyanov. // Научни трудове РУ " А. Кънчев " , 51, 2012, сер. 9.2, с. 18-21.

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Сист. N: 5933

   INHIBITION effects of cyclohexanespiro-5-hydantion and 1-aminocyclohexanecarboxylic acid towards sour cherry pollen. / Donyo Hristov Ganchev, Marin Neikov Marinov, Angel Stefanov Nikolov, Stefan Vassilev Krastev, Milena Zlateva, Nadezhda Atanasova, Neyko Stoyanov. // Journal Scientific and Applied Research , 3, 2013, р. 15-19.

Сист. N: 5973

П 430

IN vivo insecticidal activity of cyclopentanespiro-5-hydantoin and its two derivatives towatds Mealy plum aphic (Hyalopterus pruni) and their effect on Prunus cerasifera

   IN vivo insecticidal activity of cyclopentanespiro-5-hydantoin and its two derivatives towatds Mealy plum aphic (Hyalopterus pruni) and their effect on Prunus cerasifera. In vivo insecticidal activity of cyclopentanespiro-5-hydantoin and its two derivatives towards Mealy plum aphid (Hyalopterus pruni) and their effect on Prunus cerasifera. / Donyo Hristov Ganchev, Marin Neikov Marinov, Milena Zlateva, Rumyana Prodanova, Angel Stefanov Nikolov, Stefan Vassilev Krastev, Neyko Stoyanov. // Научни трудове РУ " А. Кънчев " , 52, 2013, сер. 10.2, с. 16-20.

Рез. на англ. ез.

Сист. N: 6046

П 430

IN vitro screening for fungicidal activity of cyclopentanespiro-5-hydantion and its two derivatives towards Alternaria solani and effect on tomato plant varieties

   IN vitro screening for fungicidal activity of cyclopentanespiro-5-hydantion and its two derivatives towards Alternaria solani and effect on tomato plant varieties. In vitro screening for fungicidal activity of cyclopentanespiro-5-hydantion and its two derivatives towards Alternaria solani and effect on tomato plant varieties. / Donyo Hristov Ganchev, Marin Neikov Marinov, Rumyana Prodanova, Stefan Vassilev Krastev, Milena Zlateva, Neyko Stoyanov. // Научни трудове РУ " А. Кънчев " , 52, 2013, сер. 10.2, с. 57-60.

Рез. на англ. ез.

Сист. N: 6047

KRASTEV, Stefan Vassilev

   KRASTEV, Stefan Vassilev. Environmental friedly method for mineralization of biological samples. / Stefan Vassilev Krastev, G. Bekjarov, Krassimir Ivanov Ivanov. // Ecology Scientific Articles , 2006, № 1, р. 280-284.

Сист. N: 6378

IVANOV, Krassimir Ivanov

   IVANOV, Krassimir Ivanov. Effect of preparation conditions on thye catalytic behaviour of Cu-Cr/y - alumina catalysts for CO, DME and methanol oxidation samples. / Krassimir Ivanov Ivanov, Dimitar Yankov Dimitrov, Stefan Vassilev Krastev. // Journal of International Scientific Publications: Ecology & Safety , 1, 2007, № 1.

Сист. N: 6379

IVANOV, Krassimir Ivanov

   IVANOV, Krassimir Ivanov. Methanol to formaldehyde oxidation over sodium modified Mo-based catalysts. / Krassimir Ivanov Ivanov, Stefan Vassilev Krastev, I. Mitov. [Sixth] 6-th World Congress on Oxidation Catalysis, Lille, France, 1B-362, 2009, p. 40-41.

Сист. N: 6380

KRASTEV, Stefan Vassilev

   KRASTEV, Stefan Vassilev. Investigations of the ability of garlic (Allium sativum L.) to extract heavy metals. / Stefan Vassilev Krastev, G. Bekjarov. // Journal of International Scientific Publications: Ecology & Safety , 2, 2008, № 1.

Сист. N: 6381

MOSSHAUER study of modified iron-molybdenum catalysts for methanol oxidation

   MOSSHAUER study of modified iron-molybdenum catalysts for methanol oxidation. Mosshauer study of modified iron-molybdenum catalysts for methanol oxidation. / Krassimir Ivanov Ivanov, I. Mitov, Stefan Vassilev Krastev, B. Boyanov. // Journal of Physics: Conference Series , 217, 2010, № 1, 012046 doi: 10.1088/1742-6596/217/1/012046.

Рез. на англ. ез.

Сист. N: 6382

ECOTOXIKOLOGICAL examination of acute toxicity of some spirohydantoins and their derivatives towerds Sea lettuce (Ulva lactuca)

   ECOTOXIKOLOGICAL examination of acute toxicity of some spirohydantoins and their derivatives towerds Sea lettuce (Ulva lactuca). Ecotoxikological examination of acute toxicity of some spirohydantoins and their derivatives towerds Sea lettuce (Ulva lactuca). / Marin Neikov Marinov, Donyo Hristov Ganchev, Petja Marinova, Plamen Penchev, Stefan Vassilev Krastev, Milena Zlateva, Nadezhda Atanasova, Neyko M. Stoyanov. // Journal Scientific and Applied Research , 2, 2012, p. 74-81.

Сист. N: 6383

   IN vitro screening for insecticidal activity of cyclopentanespiro-5-hydantion and its four derivatives against potato tuber moth, Phthorimaea operculella Zeller (Lepidoptera: Gelechiidae). / Daniela Jordanova Atanassova, Donyo Hristov Ganchev, Petja Marinova, Neyko Stoyanov, Rumyana Prodanova, Stefan Vassilev Krastev, Marin Neikov Marinov. // Journal of International Scientific Publication: Agriculture and food , 2, 2014, p. 338-345.

Сист. N: 6755

IVANOV, Krassimir Ivanov

   IVANOV, Krassimir Ivanov. Effect of phosphorous, organic and sapropel amendments on lead, zinc and cadmium uptake by triticale from industrially polluted soils / Krassimir Ivanov Ivanov, Violina Rizova Angelova, Stefan Vassilev Krastev. // Contaminated soils, sediments and water , vol. 13., 2008, chapter 19, p. 253-265.

Сист. N: 6945

   ECOTOXICOLOGICAL examination of some spirohydantoins and their derivatives towatds Black Sea Mussel (Mytilus galloprowincialis). / Donyo Hristov Ganchev, Marin Neikov Marinov, Petja Marinova, Stefan Vassilev Krastev, Milena Zlateva, Nadezhda Atanasova, Angel Stefanov Nikolov, Neyko Stoyanov. // Научни трудове РУ " А. Кънчев " , 51, 2012, сер. 9.2, с. 14-17.

Сист. N: 6947

   PHYTOTOXICOLOGICAL study of some spirohydantoins and their derivatives towards Pseudocrossidium revolutum. / Donyo Hristov Ganchev, Marin Neikov Marinov, Stefan Vassilev Krastev, Milena Zlateva, Nadezhda Atanasova, Neyko Stoyanov. // Journal Scientific and Applied Research , 3, 2013, р. 20-25.

Сист. N: 6948

   INHIBITION effect of cyclopentanespiro-5-hydantion and cyclopentanespiro-5-(2,4-dithiohydantoin) towards apple tree pollen. / Marin Neikov Marinov, Donyo Hristov Ganchev, Stefan Vassilev Krastev, Milena Zlateva, N. Atanasova, N. Stoyanov. // Journal of International Scientific Publication: Agriculture and food , 1, 2013, № 2, р. 4-10.

Сист. N: 6949

   IN vivo insecticidal activity of ccyclopentanespiro-5-hydantion and its two derivatives towerds Oleander aphid (Aphis nerii) and effect on Buddleja davidii. / Marin Neikov Marinov, Donyo Hristov Ganchev, Petja Marinova, Angel Stefanov Nikolov, Rumyana Prodanova, Stefan Vassilev Krastev, Milena Zlateva, Neyko Stoyanov. // Journal Scientific and Applied Research , 4, 2013, р. 171-177.

Сист. N: 6950

   IN vivo phytotoxicological study of cyclopentanespiro-5-hydantoin and its derivatives towards some cultural and non-cultural plants. / Donyo Hristov Ganchev, Marin Neikov Marinov, Petja Marinova, Stefan Vassilev Krastev, Milena Zlateva, Nadezhda Atanasova, Neyko Stoyanov. // Journal Scientific and Applied Research , 2, 2012, p. 82-89.

Сист. N: 6951

SAMPLES for determination of trace elements

   SAMPLES for determination of trace elements. Methods for preparation of soil samples for determination of trace elements / S. Krustev, et al., V. Angelova, K. Ivanov, P. Zaprjanova. // International Journal of Geological and Environmental Engineering , 11, 2017, 7, p. 667-670

Сист. N: 10516

KRUSTEV, S.

   KRUSTEV, S. Selenium content in agricultural soils and wheat from the Balkan Peninsula / S. Krustev, V. Angelova, P. Zaprjanova. // International Journal of Agricultural and Biosystems Engineering , 13, 2019, 9, p. 229-232

Сист. N: 10526

KRUSTEV, S.

   KRUSTEV, S. Methods for Preparation of Soil Samples for Determination of Trace Elements, Berlin Germany / S. Krustev, V. Angelova, K. Ivanov, P. Zaprjanova. // International Journal of Geological and Environmental Engineering , 11, 2017, 7, p. 682-685

ISBN 2517-942X

Сист. N: 10820

П 2685

   SELENIUM status in soil and wheat grain of northeast region of Bulgaria / Stefan Krustev, et al., Violina Angelova, Penka Zaprjanova, Margarita Nankova, Krasimir Ivanov. // Аграрни науки , 10, 2018, 23, p. 49-54

Сист. N: 8464

   SCANNING electron microscopy and X-ray diffraction in the determination of macroelements in soil and plants / Krasimir Ivanov, et al., Penka Zaprjanova, Violina Angelova, Stefan Krustev. // Communications in soil science and plant analysis , 50, 2019, 7, p. 878-893

ISBN 1532-2416

Сист. N: 10528

   SELENIUM content in soil and wheat grain in Bulgaria / Stefan Krustev, et al., Violina Angelova, Penka Zaprjanova, Margarita Nankova, Krasimir Ivanov. // Acta scientific agriculture , 4, 2020, 9, p. 26-31

ISBN 2581-365X

Сист. N: 10533

Цб 52368

ГОРБАНОВ, Стефан Петров

   ГОРБАНОВ, Стефан Петров. Ефект от приложението на течния тор " Девиферти бетабор " за почвено торене на захарно цвекло / Стефан Петров Горбанов, Тони Методиев Томов, С. Кръстев. // Екология и здраве '2000 : Сб. на докл. от третата нац. науч.-техн. конф. с междунар. участие, Пловдив, 26 окт. 2000, с. 155-158.

Рез. на англ. ез.

Сист. N: 1503

КРЪСТЕВ, Стефан

   КРЪСТЕВ, Стефан. Определяне на съдържанието на селен в различни сортове пшеница. / Стефан Кръстев, Виолина Ангелова, Красимир Иванов. // Научни трудове АУ - Пловдив , 59, 2015, № 3, с. 151-154.

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Сист. N: 7967

Цб 55455

КРЪСТЕВ, Стефан

   КРЪСТЕВ, Стефан. Кратък курс по органична химия : [Учебник] / Стефан Кръстев. Пловдив : АИАУ, 2016. - 115 с.

Сист. N: 8036

Цб 51274

   КУРС по аналитична химия / Красимир Иванов Иванов, Стефан Василев Кръстев, Мери Атанасова Камбурова, Пенка Андреева Личева. - Пловдив : АИ на ВСИ, 1997. - 145 с.

Сист. N: 207

Цб 51412

ИВАНОВ, Красимир Иванов

   ИВАНОВ, Красимир Иванов. Курс по инструментални методи за анализ / Красимир Иванов Иванов, Стефан Василев Кръстев. - Пловдив : АИ на ВСИ, 1998. - 70 с.

Сист. N: 208

Цб 51593

   ОРГАНИЧНА химия : За студентите от ВСИП / Г. Папанов, Веселина Йотова Василева, Стефан Василев Кръстев, Венцислава Димитрова Ванчева. - София : Виденов & син, 1999. - 232 с.

Сист. N: 523

Цб 51594

   РЪКОВОДСТВО по органична химия : За студентите от ВСИП / Стефан Василев Кръстев, Венцислава Димитрова Ванчева, Веселина Йотова Василева, Пенка Андреева Личева. - София : Виденов & син, 1999. - 114 с.

Сист. N: 524

П 384

ИВАНОВ, Красимир Иванов

   ИВАНОВ, Красимир Иванов. Окисление на метанол върху модифицирани с натрий Mn-Mo-O катализатори / Красимир Иванов Иванов, Пенка Андреева Личева, Стефан Василев Кръстев. // Научни трудове ВСИ - Пловдив , 41, 1996, с. 43-54.

С парал. текст на англ.

Сист. N: 793

Цб 52610

КРЪСТЕВ, Стефан Василев

   КРЪСТЕВ, Стефан Василев. Кратък курс по органична химия / Стефан Василев Кръстев. - Пловдив : б. и., 2001. - 99 с.

Сист. N: 1755

Цб 53251

КРЪСТЕВ, Стефан Василев

   КРЪСТЕВ, Стефан Василев. Кратък курс по органична химия / Стефан Василев Кръстев. - Пловдив : АИАУ, 2005. - 115 с.

Сист. N: 2425

   МЕХАНОХИМИЧНА активация на желязо-молибденов катализатор за окисляване на метанол / И. Митов, Стефан Василев Кръстев, З. Черкезова, Б. Кунев, Д. Тодорова, В. Митров. // Науч. техн. сесия " Контакт 98 " : Сб. докл., София, 1, 1998, с. 20.

Сист. N: 2463

   КУРС по аналитична химия. - 2. изд / Красимир Иванов Иванов, Стефан Василев Кръстев, Мери Атанасова Камбурова, Пенка Андреева Личева. - Пловдив : б.и., 1999. - 145 с.

Сист. N: 2465

   КУРС по аналитична химия. - 3. изд / Красимир Иванов Иванов, Стефан Василев Кръстев, Мери Атанасова Камбурова, Пенка Андреева Личева. - Пловдив : б.и., 2001. - 145 с.

Сист. N: 2466

Цб 53973

ИВАНОВ, Красимир Иванов

   ИВАНОВ, Красимир Иванов. Курс по инструментални методи за анализ / Красимир Иванов Иванов, Стефан Василев Кръстев. Пловдив : АИАУ, 2005. - 69 с.

Сист. N: 4568

П 1197

ПОПОВ, Нанко Николов

   ПОПОВ, Нанко Николов. Сортови различия в активността на ензими от азотния метаболизъм при градински грах, третиран с регулаторите РЕНИ. / Нанко Николов Попов, Апостолос Дзимотудис, Стефан Василев Кръстев. // Растениевъдни науки , 47, 2010, № 5, с. 446-451.

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Сист. N: 4736

Цб 54029

   КУРС по аналитична химия / Красимир Иванов Иванов, Стефан Василев Кръстев, Пенка Андреева Личева, Мери Атанасова Камбурова. Пловдив : б. и., 2007. - 145 с.

Сист. N: 6333

КРЪСТЕВ, Стефан Василев

   КРЪСТЕВ, Стефан Василев. Система за електронно обучение за управление на процесите свързани с опазването на околната среда. / Стефан Василев Кръстев, Иван Георгиев Манолов. // Journal of International Scientific Publications: Ecology & Safety , 1, 2010, № 1.

Сист. N: 6952