INFLUENCE OF THE STRATIFICATION IN ROCK MASS ON THE STABILITY OF ROADWAYS IN VIETNAMESE COAL MINES. International Journal of Geomate, [S. l.], v. 15, n. 52, p. 1–6, 2018. Disponível em: https://geomatejournal.com/geomate/article/view/696. Acesso em: 10 oct. 2026.