If literature with a capital 'L' means books, my favorites are:
Originally Posted by Nikanon
1) Photographic Emulsion Technique, either edition, by T. Thorne Baker
2) Photographic Emulsions: Their Preparation and Coating on Glass, Celluloid and Paper, Experimentally, and on a Large Scale, by E. J. Wall, 1929.
3) Photographic Emulsion Chemistry, by G. F. Duffin, 1966.
The two best literature lists I know are:
If you mean general info to get you started, there's this forum, of course, and http://thelightfarm.com/, a web journal that I edit. The Light Farm lit list has a number of links to internet-available books.
Hope you give emulsionmaking a go.