Ghobadi Nejad, Z., Yaghmaei, S., & Haji Hosseini, R. (2010). Production of Extracellular Protease and Determination of Optimize Condition by Bacillus Licheniformis Bbrc 100053. Chemical Engineering Transactions, 21, 1447-1452. https://doi.org/10.3303/CET1021242