Kausarian, Husnul.
" Rock Mass, Geotechnical and Rock Type Identification Using SASW and MASW Methodsat Kajang Rock Quarry, Semenyih, Selangor Darul Ehsan." <em>Journal of Ocean, Mechanical and Aerospace -science and engineering-</em> [Online], 26.1 (2015): 7-12. Web.  4 Jan. 2026