Rahman, M. T., M. E. Hossain, and M. Ehsan. “Spectrophotometric and Cyclic Voltammetric Study of Interaction of Fe(iii) With Vitamin B3 and Vitamin B6”. Journal of Bangladesh Academy of Sciences, vol. 38, no. 2, Dec. 2014, pp. 143-5, doi:10.3329/jbas.v38i2.21339.