N. Mahalakshmi Sita, “Equilibrium Studies of Lanthanide(III) Complexes of (1-Phenyl-3-methyl-4-benzoyl-pyrazol-5-one) Anthranilic Acid and (1-Phenyl-3-methyl-4-benzoyl-pyrazol-5-one) Aminoantipyrine ”, ajc, vol. 9, no. 4, pp. 602–606, Mar. 2010.