TY - CHAP A1 - IUCN C1 - Prepared by the IUCN Species Survival Commission. IUCN, Gland, Switzerland. TI - 1994 IUCN Red List Categories and Criteria: Version 2.3. First edition. UR - https://web.archive.org/web/20140722073142/http://www.iucnredlist.org/technical-documents/categories-and-criteria/1994-categories-criteria#categories PY - 1994 Y2 - 2024-03-28 ER -