LDR 00486naa#a2200157#i#450# 001 EN\\bibl\99191 005 20250714221612.1 011 ## _a2542-1840 100 ## _a20250527b2025####ek#y0engy0150####ca 102 ## _aRU 200 1# _aExtracurricular Activities in Primary Schools in Donbas in 1920–1940 _eJournal article 210 1# _aKemerovo _cKemerovo State University _d2025 215 ## _a6 с. 608 ## _aJournal article _2local 700 #1 _aGordeeva _gTat'yana Sergeevna 856 4# _avestnik-pses.kemsu.ru _u