00606naa#a2200181#i#450# EN\\bibl\586 20260103032450.6 2073-0462 20131024b2013####ek#y0engy0150####ca RUS RU Theoretical bases and principles of the development of the systems of production in conditions of integration of agricultural enterprises Journal article Kazan Kazan state agrarian University 2013 4 с. Journal article local Gazetdinov Mirsharip Hasanovich Khayrullina Svetlana naukaru.ru