Pluangklang, Thanakorn, Charoensak Lao-Ngam, Chutima Pluangklang, & Areerut Rimmai. " Simple and Sensitive Method for Sampling, Extraction and Determination of Lead Barium and Antimony in Gunshot Residue Samples." Naresuan University Journal: Science and Technology (NUJST) [Online], 31.4 (2023): 114-124. Web. 15 May. 2024