research papers on music and emotion

http://www.acoustics.hut.fi/dafx08/papers/dafx08_02.pdf
http://portal.acm.org/citation.cfm?id=1180665
http://books.google.co.uk/books?id=HuWCVGKhwy0C&dq=music+emotion&lr=&source=gbs_navlinks_s
http://www.stefan-koelsch.de/PeMS_lectures/Juslin+_BehavBrSci31_2008_emotional-reponses-to-music.pdf
http://www.stefan-koelsch.de/PeMS_lectures/Koelsch_2009_12-Juslin%20&%20Sloboda-Ch-12_in-press.pdf
http://www.psy.mq.edu.au/me2/uploads/publications/a_cross_cultural_investigation_of_the_perception_of_emotion.pdf
http://www.wisegeek.com/what-are-the-seven-modes-of-music.htm