- Chemical Information Ontology CC0-1.0
Chemical Information Ontology; Egon Willighagen; Janna Hastings; Michel Dumontier; Cristian Munteanu; Gang Fu; Leonid Chepelev; Mark Davies; Evan Bolton; Colin Batchelor; source artifact version 2.1.0; retrieved 2026-11-07
http://semanticscience.org/resource/CHEMINF_000502; source predicate rdfs:label; original artifact http://purl.obolibrary.org/obo/cheminf.owl; snapshot SHA-256 f83a0f0254db17cbc7abf3384cb98b3a40c84b3b304a6e4d3b3382878faab002; retrieved 2026-11-07; original license embedded in exact artifact: CC0-1.0