M. Pradeep Kumar, G. S. Murthy, A. L. Poojitha, P. Sindhuri, A. Sreekanth, and Y. Ramesh, “Formulation and Evaluation of Colchicine Sustained release tablet by using factorial designs”, J. Drug Delivery Ther., vol. 11, no. 5-S, pp. 100–107, Oct. 2021, doi: 10.22270/jddt.v11i5-S.5028.