R. P. Singh and P. N. Jha, “Characterization and Optimization of Alkaline Protease Production from Bacillus licheniformis HSW-16 Isolated from Sambhar Salt Lake”, Int J Appl Sci Biotechnol, vol. 3, no. 2, pp. 347–351, Jun. 2015, doi: 10.3126/ijasbt.v3i2.12757.