00461naa#a2200169#i#450# EN\\bibl\2102 20250108030017.3 2073-0462 20140907b2014####ek#y0engy0150####ca RUS RU LONG-TERM INVESTMENT PROBLEMS IN AGRICULTURE Journal article Kazan Kazan state agrarian University 2014 5 с. Journal article local Khabibullin Elbek zh-szf.ru