Tài liệu tham khảo

WikiPedia: Jules Massenet http://www.allmusic.com/artist/q7690 http://www.bobsuniverse.com/BOW/Books/Hervey_Maste... http://books.google.com/books?id=KSQGZOTQKmwC&pg=P... http://books.google.com/books?id=byUI4dmwy4AC&prin... http://www.youtube.com/watch?v=LtiIpIJ5J2Q http://aleph.nkp.cz/F/?func=find-c&local_base=aut&... http://www.dlib.indiana.edu/variations/scores/aby3... http://www.dlib.indiana.edu/variations/scores/ahp5... http://www.dlib.indiana.edu/variations/scores/akn9... http://www.dlib.indiana.edu/variations/scores/scor...