Comparison of cell wall proteinases from lactococcus lactis ssp cremoris ac1 and lactococcus lactis ssp lactis ncdo 763 i. purification and action of the enzymes on caseins Bockelmann, W.; Monnet, V.; Geis, A.; Teuber, M.; Gripon, J.C. Applied Microbiology and Biotechnology 31(3): 278-282 1989 https://eurekamag.com/research/007/139/007139118.php