Furhan, Junaid, et al. “PARTIAL PURIFICATION AND CHARACTERISATION OF COLD-ACTIVE METALLOPROTEASE BY BACILLUS SP. AP1 FROM APHARWAT PEAK, KASHMIR”. Pakistan Journal of Biotechnology, vol. 16, no. 1, Mar. 2019, pp. 47-54, doi:10.34016/pjbt.2019.16.1.8.