LDR 00491naa#a2200169#i#450# 001 EN\\bibl\23330 005 20241122113803.5 011 ## _a2542-1840 100 ## _a20180325b2018####ek#y0engy0150####ca 102 ## _aRU 200 1# _aELEMENTS OF HEALTH-PRESERVING TECHNOLOGIES AT CHEMISTRY CLASSES _eJournal article 210 1# _aKemerovo _cKemerovo State University _d2018 215 ## _a4 с. 608 ## _aJournal article _2local 700 #1 _aRakir _gN. G. 700 #1 _aCheremnova _gTatiana V. 856 4# _ajsocnet.ru _u