Katkan, Wanchai, Apichit Kumpala, and Suksun Horpibulsuk. 2014. “AN APPROACH FOR ASSESSEMENT OF COMPACTION CURVES OF SOILS AT VARIOUS ENERGIES USING A ONE POINT TEST”. Research on Modern Science and Utilizing Technological Innovation Journal (RMUTI Journal) 1 (2):15-31. https://ph01.tci-thaijo.org/index.php/rmutijo/article/view/15858.