STRUMENTI MUSICALI A CORDA E LORO COMPONENTI

Donald Martin Perkins, Raymond R. Emery, Gary D. Bies, Method of treatment of wooden items ,(2011)

Franz Weingart, Falko Wepner, Holger Militz, Stefan Schaffert, Arend Jouke Kingma, Andreas Krause, Oliver Juttner, Use of modified wood materials for producing articles ,(2006)

Billing Helen, Musical instrument support dynamically conforming to a players body movements ,(2008)