Milind Rahatgaonkar, Anjali. “Synthesis and Biological Evaluation of 2-Imino-Benzal-4-(2’Hydroxy Aryl)-Thiazoles and N-[-4’(2’’-Hydroxy Aryl)-Thiazoles]-4-Aryl-2-Azetidinones”. Asian Journal of Chemistry, vol. 11, no. 4, Mar. 2010, pp. 1427-30, https://asianpubs.org/index.php/ajchem/article/view/23506.