Banzragch N, Byambaa J. The importance and the role of chemical language: A study of the content of chemical language in secondary school. Himi, him. tehnol. hùrèèlèngijn èrdèm šinžilgèènij bùtèèl [Internet]. 2022 Dec. 29 [cited 2024 Jul. 22];10(10):140-6. Available from: https://mongoliajol.info/index.php/BICCT/article/view/2607