(en) Caspi R, Foerster H, Fulcher CA, et al., «The MetaCyc Database of metabolic pathways and enzymes and the BioCyc collection of Pathway/Genome Databases», Nucleic Acids Res., vol.36, , D623–31 (PMID17965431, PMCID2238876, DOI10.1093/nar/gkm900, lire en ligne)
(en) Caspi R, Foerster H, Fulcher CA, et al., «The MetaCyc Database of metabolic pathways and enzymes and the BioCyc collection of Pathway/Genome Databases», Nucleic Acids Res., vol.36, , D623–31 (PMID17965431, PMCID2238876, DOI10.1093/nar/gkm900, lire en ligne)
(en) Caspi R, Foerster H, Fulcher CA, et al., «The MetaCyc Database of metabolic pathways and enzymes and the BioCyc collection of Pathway/Genome Databases», Nucleic Acids Res., vol.36, , D623–31 (PMID17965431, PMCID2238876, DOI10.1093/nar/gkm900, lire en ligne)