Mann, Charles C. 1491: New revelations of the Americas before Columbus. Vintage Books. 2006: 199–212 [2005]. ISBN 978-1-4000-3205-1. Haviland, William;
Machines That Changed The Music World (页面存档备份,存于互联网档案馆), Wired, May 2002 Vintage Technics Database. [2011-03-08]. (原始内容存档于2011-07-22). Technics全球(页面存档备份,存于互联网档案馆)