Who give me some references to Kaluza-Klain's theoy in 5D?

[galaphy]

I want to study the Kaluza-Klain's theory about general relativity in 5 dimensions. Could anyone give me some references to this subject? Thanks.

[DW]

There is a brief introduction to it at
http://www.geocities.com/zcphysicsms/chap12.htm#BM160