G, B.; S, L.; J, G.; D, K. Determination the values of Ultra Violet Radiation intensity at Ulaanbaatar. Scientific transaction of the National University of Mongolia. Physics, [S. l.], v. 5, n. 555, p. 73–77, 2022. DOI: 10.22353/physics.v5i555.695. Disponível em: https://journal.num.edu.mn/physics/article/view/695. Acesso em: 23 nov. 2024.