A Ghani A, Navpreet S. Sempah Volcanic Complex, Western Belt of Peninsular Malaysia. Preliminary Study of Petrology and Geochemistry. Malaysian J. Sci. [Internet]. 2002 Apr. 25 [cited 2024 Dec. 5];21(1&2):123-30. Available from: http://ijie.um.edu.my/index.php/MJS/article/view/8598