00514naa#a2200157#i#450# EN\AUS PUBLISHERS\bibl\5077 20250106050859.1 20210529b2021####ek#y0engy0150####ca RU ETHNOMATHEMATICAL PROBLEMS OF MONGOLIAN-SPEAKING PEOPLES IN EDUCATION Conference article/thesis Melbourne AUS PUBLISHERS 2021 9 с. Conference article/thesis local Dugarzhapova Liudmila Dambaevna Badrakhin Jadamba w-science.com