Here is a thesis done by a Chinese student. I think it is well worth reading.
Get from the Net, don't know how to reference?
从网上通信工具看网络聊天语言风格的性别差异
http://forum.corpus4u.org/upload/forum/2005112321410721.doc
Get from the Net, don't know how to reference?
从网上通信工具看网络聊天语言风格的性别差异
http://forum.corpus4u.org/upload/forum/2005112321410721.doc