“Screening and Strain Improvement of Protease-Producing Bacillus Spp. From Various Environmental Samples With Kinetic Characterization”. Tikrit Journal of Veterinary Science 5, no. 1 (June 30, 2026): 231–243. Accessed July 21, 2026. https://tjvs.tu.edu.iq/index.php/tjvs/article/view/199.