A. M. . KULANDAI RAJA BALAN, R. F. . NICHOLAS ASHOK, M. VASANTHI, R. PRABU, and A. PAULRAJ, “MIXED LIGAND COMPLEXES OF NICKEL(II), COPPER(II) AND ZINC(II) WITH NICOTINANILIDE AND THIOCYANATE: Life Science-Organic Chemistry”, Int J Life Sci Pharm Res, vol. 3, no. 2, pp. L67-L75, Jun. 2013.