O. M. Bagade, P. P. Kharat, R. R. Pujari, V. S. Raskar, A. M. Shete, and M. D. Vanve, “DESIGN AND STATISTICAL OPTIMIZATION OF ANTACID ANALGESIC EFFERVESCENT TABLETS BY USING 2^3 FACTORIAL DESIGN”, Int J Pharm Pharm Sci, vol. 6, no. 9, pp. 453–459, Sep. 2014.