Pourshamsian, Kh., et al. “Microwave Assisted, One Pot Synthesis of Alkyl-3-Amino-2-Arylimino-1,3-Thiazolan-4-Ones-5-Ylidene Acetate”. Asian Journal of Chemistry, vol. 25, no. 1, Aug. 2012, pp. 306-8, doi:10.14233/ajchem.2013.13012B.