00749naa#a2200217#i#450# EN\INFRA-M\bibl\24252 20240712152208.5 1998-1740 20181226b2018####ek#y0engy0150####ca RUS RU Improvement of Contractors Selection Objectivity in Purchasing Works (Services) in the Field of Education Journal article Moscow INFRA-M Academic Publishing LLC. 2018 6 с. Journal article local Образование. Воспитание. Обучение. Организация досуга. 37 RUS Ganeev A. R. Vlasenko V. A. Vasilenko V. V. Sosfenov V. N. naukaru.ru