Kaur, Avneet Pal, and Deepika Gautam. “Ultrasound Aided Expedient Synthesis, Characterization and Antimicrobial Studies of Fluorenyl-Hydrazono-Thiazole Derivatives”. Asian Journal of Chemistry, vol. 31, no. 10, Aug. 2019, pp. 2245-8, doi:10.14233/ajchem.2019.22118.