Muhammad Aslam Baig, Amir Fayyaz, Rizwan Ahmed, Zeshan Adeel Umar, Haroon Asghar, Usman Liaqat, Rinda Hedwig and Koo Hendrik Kurniawan (2024) “Analytical Techniques for Elemental Analysis: LIBS, LA-TOF-MS, EDX, PIXE, and XRF: A Review”, Proceedings of the Pakistan Academy of Sciences: A. Physical and Computational Sciences, 61(2), pp. 99–112. doi: 10.53560/PPASA(61-2)676.