00538naa#a2200181#i#450# EN\INFRA-M\bibl\3464 20241230160157.1 2309-3633 20140917b2014####ek#y0engy0150####ca RUS RU Management Research Methods’ Role in Real Economy Efficiency Provision Journal article Moscow INFRA-M Academic Publishing LLC. 2014 5 с. Journal article local Afanasev Valentin Ya. Ashcheulova Irina naukaru.ru