My friend commited really interesting historical analyse and sort of review (or rather linguistic essay) of Mozarabic Chant JSK by Krad Lanrete. I think it could be interesting for history freaks and not only, also showing that we can wear dresses in less passive way ;)
Have a nice read:
http://prunio.blogspot.com/2013/09/krad-lanrete-mozarabic-chant-review.html