S. M. Asadul Karim Azad, and P. Satyanarayana. “Tantalum Extraction and Its Wide-Ranging Significance”. SciWaveBulletin 1, no. 4 (October 14, 2023): 9–15. Accessed September 8, 2024. https://sciwavebulletin.com/index.php/sci/article/view/31.