LDR 00613naa#a2200169#i#450# 001 EN\\bibl\18962 005 20241008014142.2 011 ## _a2312-4431 100 ## _a20171228b2017####ek#y0engy0150####ca 101 0# _aRUS 102 ## _aRU 200 1# _aPROFESSIONAL ADVANCEMENT OF TEACHERS IN THE CONTEXT OF EDUCATIONAL ACTIVITY: CONCEPTUAL AND MANAGERIAL ASPECTS _eJournal article 210 1# _aCheboksary _cNon-state educational private institution of additional professional education "Expert-methodological centre" _d2017 215 ## _a6 с. 608 ## _aJournal article _2local 700 #1 _aLegostaev _gBogdan L. 856 4# _anaukaru.ru _u