Ю. М-А. Хэн, ямар сэдвээр, хаана, хэзээ. : Who,which theme, where, when…. Mong.Sud [Internet]. 2023 Nov. 18 [cited 2024 Nov. 29];33(359):134-6. Available from: https://journal.num.edu.mn/ms/article/view/5195