Memorandum of Understanding between the Argentine Republic and the Republic of Chile concerning Conservation Measures for the Ruddy-headed Goose (Chloephaga rubidiceps)
Royal Decree 139/2011, of 4 February, for the Development of the List of Wild Species in Regime of Special Protection and the Spanish Catalogue of Endangered Species
Royal Decree 139/2011, of 4 February, for the Development of the List of Wild Species in Regime of Special Protection and the Spanish Catalogue of Endangered Species