00533naa#a2200181#i#450# EN\\bibl\4850 20251227110446.6 2073-0462 20141225b2014####ek#y0engy0150####ca RUS RU THEORETICAL ASPECTS MARKETING STRATEGY DEVELOPMENT AT AGRICULTURAL ENTERPRISES Journal article Kazan Kazan state agrarian University 2014 2 с. Journal article local Romanovskaya Elena Kuznetsov Andrey naukaru.ru