Siva Rama Sharma, B., and B. Syama Sundar. “A New Spectrophotometric Determination of Vanadium (V) in Pharmaceutical and Steel Samples ”. Asian Journal of Chemistry 9, no. 1 (March 30, 2010): 98–106. Accessed April 3, 2025. https://asianpubs.org/index.php/ajchem/article/view/23819.