International Commission on Zoological Nomenclature (2003). «Usage of 17 specific names based on wild species which are pre-dated by or contemporary with those based on domestic animals (Lepidoptera, Osteichthyes, Mammalia): conserved. Opinion 2027 (Case 3010).». Bull.Zool.Nomencl. 60 (1): 81–84. http://www.iczn.org/BZNMar2003opinions.htm#opinion2027Arkivigite je 2008-04-22 per la retarkivo Wayback Machine
International Commission on Zoological Nomenclature (2003). «Usage of 17 specific names based on wild species which are pre-dated by or contemporary with those based on domestic animals (Lepidoptera, Osteichthyes, Mammalia): conserved. Opinion 2027 (Case 3010).». Bull.Zool.Nomencl. 60 (1): 81–84. http://www.iczn.org/BZNMar2003opinions.htm#opinion2027Arkivigite je 2008-04-22 per la retarkivo Wayback Machine