W. Yan, J. Yi, H. Xu, X. He, F. Gao, and J. Hua, “Least Squares Method to Correct the Interference of Vanadium on Aluminium Determination in Vanadium Pentoxide by Spectrophotometry with Sensitization”, ajc, vol. 25, no. 17, pp. 9527–9531, Nov. 2013.