- Physico-chemical process CC-BY-4.0
Physico-chemical process project contributors; CC-BY-4.0; https://raw.githubusercontent.com/cmungall/rex/f41afcac97f86a82ad35925f27dc3b88d3b84647/LICENSE; https://obofoundry.org/ontology/rex.html
http://purl.obolibrary.org/obo/REX_0000551 ; https://purl.obolibrary.org/obo/rex.owl ; snapshot SHA-256 288ad2fafbbf878fd760dc885a92bc966f9da8a86e9b568bebb591299465b63a ; exact-byte upstream commit f41afcac97f86a82ad35925f27dc3b88d3b84647 ; license https://raw.githubusercontent.com/cmungall/rex/f41afcac97f86a82ad35925f27dc3b88d3b84647/LICENSE ; license evidence checked 2026-11-08