00480naa#a2200169#i#450# EN\INFRA-M\bibl\765 20250102214017.4 2306-1731 20130930b2013####ek#y0engy0150####ca RUS RU Competitive Environment of Current Vocational Education Journal article Moscow INFRA-M Academic Publishing LLC. 2013 2 с. Journal article local Kovalev Dmitriy S. zh-szf.ru