Tài liệu tham khảo WikiPedia: Thera cognata http://www.faunaeur.org/full_results.php?id=369977 http://ukmoths.org.uk/show.php?bf=1770 https://commons.wikimedia.org/wiki/Thera_cognata?u... https://species.wikimedia.org/wiki/Thera_cognata?u...