Yerragunta, V., D. Suman, K. Swamy, A. V, P. Patil, and N. M. “Pyrazole and Its Biological Activity”. PharmaTutor, Vol. 2, no. 1, Jan. 2014, pp. 40-48, http://www.pharmatutorjournal.com/index.php/pt/article/view/27.