Discussió:Llengua xiulada
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Bibliografia per a completar l'article
[modifica]https://scholar.google.com/scholar?q=whistled%20language&btnG=Search&as_sdt=800000000001&as_sdtp=on
http://www.upc.edu/saladepremsa/al-dia/mes-noticies/2007/noticia_1705
http://www.nature.com/nature/journal/v433/n7021/full/433031a.html