Sekar, V., P. Perumal, S. Gandhimathi, S. Jayaseelan, and V. Rajesh. 2010. “Synthesis and Anticancer Evaluation of Novel Benzothiazole Derivatives”. Asian Journal of Chemistry 22 (7):5487-92. https://asianpubs.org/index.php/ajchem/article/view/11664.