Х, Ц.; Н, Т.; О, Б. Монгол орны ундны усан дахь зарим элементийн судалгаа. Scientific transaction of the National University of Mongolia. Physics, [S. l.], v. 29, n. 518, p. 87–89, 2022. DOI: 10.22353/physics.v29i518.1219. Disponível em: https://journal.num.edu.mn/physics/article/view/1219. Acesso em: 23 nov. 2024.