Guirguis, L. A., A. H. Mahmoud, M. A. Zahran, and M. M. Sharaf. “Oxidative Leaching Kinetics of Vanadium from Egyptian Boiler Ash under Acidic Oxidizing Conditions”. International Journal of Sciences: Basic and Applied Research (IJSBAR) 14, no. 1 (March 16, 2014): 495–505. Accessed February 26, 2026. https://gssrr.org/JournalOfBasicAndApplied/article/view/1923.