“Synthesis and Characterization of Some Mixed Ligand Complexes of Zn(II) with 4, 4´- Bipyridine: Anti-inflammatory and Analgesic Activities of these Complexes”, J. Sci. Res., vol. 6, no. 2, pp. 309–318, Apr. 2014, doi: 10.3329/jsr.v6i2.16994.