Tài liệu tham khảo

WikiPedia: Vangidae http://ibc.lynxeds.com/family/vangas-vangidae http://creagrus.home.montereybay.com/vangas.html http://macroecointern.dk/pdf-reprints/Fjeldsa_BBOC... http://www.birds.cornell.edu/clementschecklist/dow... http://www.boldsystems.org/index.php/TaxBrowser_Ta... //dx.doi.org/10.1016%2Fj.ympev.2004.06.014 //dx.doi.org/10.1016%2Fj.ympev.2006.01.024 //dx.doi.org/10.1016%2Fj.ympev.2006.10.014 //dx.doi.org/10.1016%2Fj.ympev.2012.03.007 //dx.doi.org/10.1016%2Fj.ympev.2015.08.020