Quraishi, Shamshad Begum, and Chung Yong- Sam. “Precision and Accuracy in Elemental Determination in Environmental Samples Using Instrumental Neutron Activation Analysis”. Biological Sciences - PJSIR 48, no. 3 (June 27, 2005): 202–208. Accessed November 24, 2024. https://v2.pjsir.org/index.php/biological-sciences/article/view/1375.