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2000PhDT.......139M Author Comment Author comment for 2000PhDT.......139M:

The full text of this article is available from the author's home institution at the URL: http://cfa-www.harvard.edu/~mmarengo/thesis/index.html

Author comment submitted on 08 November, 2002 by Massimo Marengo (mmarengo@cfa.harvard.edu)