http://en.wikipedia.org/wiki/Christoph_Willibald_Gluck
http://w3.rz-berlin.mpg.de/cmp/gluck.html
http://www.nndb.com/people/288/000093009/
_ Christoph Willibald Gluck - Paride ed Elena (1)
http://www.youtube.com/watch?v=wob8hL0Itc4
_ Christoph Willibald Gluck - Orphee et Eurydice
http://www.youtube.com/watch?v=wjtcguzYuZs
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