Izume M, Nagae S, Kawagishi H, Mitsutomi M, Ohtakara A (March 1992). "Action pattern of Bacillus sp. no. 7-M chitosanase on partially N-acetylated chitosan". Bioscience, Biotechnology, and Biochemistry. 56 (3): 448–53. doi:10.1271/bbb.56.448. PMID1368330.
Marcotte EM, Monzingo AF, Ernst SR, Brzezinski R, Robertus JD (February 1996). "X-ray structure of an anti-fungal chitosanase from streptomyces N174". Nature Structural Biology. 3 (2): 155–62. doi:10.1038/nsb0296-155. PMID8564542.
Izume M, Nagae S, Kawagishi H, Mitsutomi M, Ohtakara A (March 1992). "Action pattern of Bacillus sp. no. 7-M chitosanase on partially N-acetylated chitosan". Bioscience, Biotechnology, and Biochemistry. 56 (3): 448–53. doi:10.1271/bbb.56.448. PMID1368330.
Marcotte EM, Monzingo AF, Ernst SR, Brzezinski R, Robertus JD (February 1996). "X-ray structure of an anti-fungal chitosanase from streptomyces N174". Nature Structural Biology. 3 (2): 155–62. doi:10.1038/nsb0296-155. PMID8564542.