DIN, F.; RAFIQ, M. Correlation Between Compressive Strength and Tensile Strength/ Index Strength of Some Rocks of North-West Frontier Province (Limestone and Granite). Journal of Himalayan Earth Sciences, [S. l.], v. 30, n. 1, p. 183-190, 1997. Disponível em: http://ojs.uop.edu.pk/jhes/article/view/1504. Acesso em: 1 jan. 2025.