Kudari, S.M., and A.S. Sajjanshetty. “Synthesis of 4-Substituted Aroyloxymethylcarbonyl-3-Methyl- Substituted Phenyl-6-Imino-4,7-Dihydro-1,3-Thiazino (5,4-D) Pyrazolones As Antihistaminic Agents”. Asian Journal of Chemistry, vol. 8, no. 1, July 2012, pp. 31-37, https://asianpubs.org/index.php/ajchem/article/view/24014.