Ullah, R., M. A. Qazi, Z. Abbas, M. Bilal, F. Habib, J. Iqbal, F. Bashir, S. Noor, G. Murtaza, A. G. Khan, S. Naz, S. Bashir, and S. Bashir. “Method Development/ Validation and Uncertainty Measurement for Determination of Zinc (Zn) Using Atomic Absorption Spectrophotometry Technique”. GU Journal of Phytosciences, vol. 3, no. 2, Apr. 2023, pp. 112-9, https://jphytosci.com/index.php/GUJP/article/view/97.