Puntambekar, A. N., and M. S. Dake. “ISOLATION, PURIFICATION, AND OPTIMIZATION OF THERMOPHILIC AND ALKALIPHILC PROTEASE ORIGINATING FROM HOT WATER SPRING BACTERIA”. Asian Journal of Pharmaceutical and Clinical Research, vol. 10, no. 9, Sept. 2017, pp. 284-91, doi:10.22159/ajpcr.2017.v10i9.19717.