@inproceedings{dafx06_p127,
	Title = {Musical Key Estimation of Audio Signal Based on {H}idden {M}arkov {M}odeling of Chroma Vectors},
	Author = {Geoffroy Peeters},
	Booktitle = {Proc. of the Int. Conf. on Digital Audio Effects (DAFx-06)},
	Address = {Montreal, Quebec, Canada},
	Month = {Sept. 18--20,},
	Year = {2006},
	Note = {\url{http://www.dafx.ca/proceedings/papers/p_127.pdf}},
	Pages = {127-131}}