Онцлох үйл явдал. ШИХИХУТУГ СЭТГҮҮЛ , [S. l.], v. 34, n. 1, 2026. DOI: 10.66582/zzw44788. Disponível em: https://shu.edu.mn/journal/index.php/homepage/article/view/56. Acesso em: 27 jun. 2026.