D. Balani, S. Maurya, G. Joshi, P. Tater, and S. Jain, “Spectrophotometric Study of Doped Pr(III) Ion in Saturated Solutions of Carbohydrates and Amiles in Non-aqueous Solvents”, ajc, vol. 6, no. 4, pp. 801–806, Jul. 2012.