Rai, B.K., and Chandan Kumar. “Synthesis and Antimicrobial Screening of Bivalent Metal Ion Complexes With Schiff Base Derived from 3,4-Diethyl Isoquinolone”. Asian Journal of Chemistry, vol. 22, no. 7, June 2010, pp. 5613-8, https://asianpubs.org/index.php/ajchem/article/view/31710.