Jovanovski, M., A. Špago, and I. Peševski. “Range of Engineering-Geological Properties for Some Carbonate Rock Complexes from Balkan Peninsula”. Geologica Macedonica, Vol. 24, no. 1/2, Apr. 2013, pp. pp.23-30, https://js.ugd.edu.mk/index.php/GEOLMAC/article/view/254.