OYUNSURTAL, E.; TSERENDORJ, U. Compared results of agricultural tractors and combine’s engine oil contamination. Mongolian Journal of Agricultural Sciences, [S. l.], v. 31, n. 3, p. 160–165, 2021. DOI: 10.5564/mjas.v31i3.1550. Disponível em: https://mongoliajol.info/index.php/MJAS/article/view/1550. Acesso em: 22 dec. 2024.