OYUNSURTAL, E.; TSERENDORJ, U. Research studies on agricultural tractor’s fuel contamination in Mongolia. Mongolian Journal of Agricultural Sciences, [S. l.], v. 32, n. 1, p. 99–104, 2021. DOI: 10.5564/mjas.v32i1.1612. Disponível em: https://www.mongoliajol.info/index.php/MJAS/article/view/1612. Acesso em: 29 nov. 2022.