L J, S E. Preface Vol.5. Himi, him. tehnol. hùrèèlèngijn èrdèm šinžilgèènij bùtèèl [Internet]. 2018 Nov. 30 [cited 2025 Dec. 23];(5):ii-iii. Available from: https://test.mongoliajol.info/BICCT/article/view/1066