00595naa#a2200169#i#450# EN\AUS PUBLISHERS\bibl\5389 /en/manage/index 20250504053737.7 20211004b2021####ek#y0engy0150####ca RU METHODS OF FORMING METHODS OF MENTAL ACTIVITY OF SECONDARY SCHOOL STUDENTS WHEN TEACHING CHEMISTRY Conference article/thesis Melbourne AUS PUBLISHERS 2021 4 с. Conference article/thesis local Salamov Ali Hasmagometovich Kitieva Luiza Ibragimovna fht.editorum.ru /en/manage/index