Mnasri, Aziza, et al. “Synthesis of New 2-Amino-6-(4-Hydroxy-2-Oxo-Chromen-3-Yl)-4-Aryl Nicotine Nitrile in Eco-Friendly Media and Their Antimicrobials and DPPH Radical Scavenging Activities”. Asian Journal of Chemistry, vol. 31, no. 7, June 2019, pp. 1609-16, doi:10.14233/ajchem.2019.22062.