С, Д.; Н, Б. Шаталтын Механизм ба Утаагүй Зуух. Scientific transaction of the National University of Mongolia. Physics, [S. l.], v. 23, n. 455, p. 44–47, 2022. DOI: 10.22353/physics.v23i455.776. Disponível em: https://journal.num.edu.mn/physics/article/view/776. Acesso em: 23 nov. 2024.