Morihara, K., Tsuzuki, H. and Oka, T. (1968). „Comparison of the specificities of various neutral proteinases from microorganisms”. Arch. Biochem. Biophys.123: 572-588. PMID4967801.
Millet, J. and Acher, R. (1969). „Spécificité de la mégatériopeptidase: une amino-endopeptidase à caractère hydrophobe”. Eur. J. Biochem.9: 456-462. PMID4980359.
Sidler, W., Niederer, E., Suter, F. and Zuber, H. (1986). „The primary structure of Bacillus cereus neutral proteinase and comparison with thermolysin and Bacillus subtilis neutral proteinase”. Biol. Chem. Hoppe-Seyler367: 643-657. PMID3092843.
Pauptit, R.A., Karlson, R., Picot, D., Jenkins, J.A., Niklaus-Reimer, A.-S. and Jansonius, J.N. (1988). „Crystal structure of neutral protease from Bacillus cereus refined at 3.0 Å resolution and comparison with the homologous but more thermostable enzyme thermolysin”. J. Mol. Biol.199: 525-537. PMID3127592.
Stoeva, S., Kleinschmidt, T., Mesrob, B. and Braunitzer, G. (1990). „Primary structure of a zinc protease from Bacillus mesentericus strain 76”. Biochemistry29: 527-534. PMID2302386.