00520naa#a2200169#i#450# EN\INFRA-M\bibl\11511 20241220210453.5 2500-3305 20160420b2016####ek#y0engy0150####ca RUS RU Russian university teachers: the formation and development of professional competencies Journal article Moscow INFRA-M Academic Publishing LLC. 2016 0 с. Journal article local Titova Elena Nikolaevna naukaru.ru