Apweiler, R.; Bairoch, A.; Wu, C. H. (2004). "Protein sequence databases". Current Opinion in Chemical Biology. 8 (1): 76–80. doi:10.1016/j.cbpa.2003.12.004. PMID15036160.
Apweiler, R.; Bairoch, A.; Wu, C. H. (2004). "Protein sequence databases". Current Opinion in Chemical Biology. 8 (1): 76–80. doi:10.1016/j.cbpa.2003.12.004. PMID15036160.