Jafari Mohammadabadi, B., Shahriar, K., Jalalifar , H. and Ahangari, K. 2021. An investigation on the effects of micro-parameters on the strength properties of rock. Rudarsko-geološko-naftni zbornik. 36, 1 (Jan. 2021). DOI:https://doi.org/10.17794/rgn.2021.1.9.