Toha, M. T., Bochori, B. and Waluyo, W. (2017) “Blasting Design Without Subdrilling on Jointed Limestone to Optimize Fragmentation and Blasting Cost”, International Journal on Advanced Science, Engineering and Information Technology, 7(5), pp. 1920–1926. doi: 10.18517/ijaseit.7.5.2569.