W. K. E.-D. HEGAZY, S. E. A. TORK, and M. S. ABDEL-SALAM, “Molecular Characterization of Overproducing L-asparaginase Recombinant Bacillus Fusants”, J. Appl. Biol. Sci., vol. 6, no. 1, pp. 25–30, Jun. 2019.