Ta, Dung, and Thinh Vu. “Geostatistics Application in Spatial Analysis of Geomechanical Properties”. Science and Technology Development Journal 20, no. K4 (July 31, 2017): 21-29. Accessed May 9, 2024. http://stdj.scienceandtechnology.com.vn/index.php/stdj/article/view/1109.