S, D.; N, A. Changes in the Concentration of Carbon Dioxide in the Air. Scientific transaction of the National University of Mongolia. Physics, [S. l.], v. 23, n. 455, p. 1–4, 2022. DOI: 10.22353/physics.v23i455.758. Disponível em: https://journal.num.edu.mn/physics/article/view/758. Acesso em: 23 nov. 2024.