i did a project similar to yours in University. There is a ton of information, and a lot of tall tales and urban legend, on flamenco sites and boards. There is also a book entitled
Los Gitanos de Espana by Bernard Leblon. As far as articles, this one is worth a look:
http://colombia.indymedia.org/news/2007/05/64649.php
Hope this helps. Whats up with your name though??