Eng, Wei Hang, and Syed Zuhaib Haider Rizvi. “Characterization of Gemstones Using Nanoparticle Enhanced Laser Induced Breakdown Spectroscopy (NELIBS)”. Enhanced Knowledge in Sciences and Technology 4, no. 1 (August 1, 2024): 282–290. Accessed August 15, 2026. https://periodical.uthm.edu.my/index.php/ekst/article/view/14059.