Setiani, N. A., W. Octaviyani, S. Hamdani, and I. Mardiah. “Studies on Biosurfactant Produced Using Exiguobacterium Profundum”. Acta Biochimica Indonesiana, Vol. 2, no. 2, Dec. 2019, pp. 39-44, doi:10.32889/actabioina.v2i2.37.