Rawlings ND, Barrett AJ (January 1990). “Evolution of proteins of the cystatin superfamily”. 《Journal of Molecular Evolution》 30 (1): 60–71. doi:10.1007/BF02102453. PMID2107324. S2CID33504413.
Abrahamson M, Alvarez-Fernandez M, Nathanson CM (2003). “Cystatins”. 《Biochemical Society Symposium》 70 (70): 179–99. doi:10.1042/bss0700179. PMID14587292.
Rawlings ND, Barrett AJ (January 1990). “Evolution of proteins of the cystatin superfamily”. 《Journal of Molecular Evolution》 30 (1): 60–71. doi:10.1007/BF02102453. PMID2107324. S2CID33504413.
Abrahamson M, Alvarez-Fernandez M, Nathanson CM (2003). “Cystatins”. 《Biochemical Society Symposium》 70 (70): 179–99. doi:10.1042/bss0700179. PMID14587292.
Rawlings ND, Barrett AJ (January 1990). “Evolution of proteins of the cystatin superfamily”. 《Journal of Molecular Evolution》 30 (1): 60–71. doi:10.1007/BF02102453. PMID2107324. S2CID33504413.