1. Handbook of Knowledge Representation;van Harmelen,2007
2. Handbook of Automated Reasoning (in 2 Volumes),2001
3. Literature Review of Methods for Representing Uncertainty
https://books.google.com.sg/books?hl=zh-CN&lr=&id=Q9q5BwAAQBAJ&oi=fnd&pg=PA1&dq=Pedroni,+N.+%5Cnewblock+Literature+Review+of+Methods+for+Representing+Uncertainty&ots=1yLGgEZQw4&sig=g8qQE2stNgvxxJlwmgn7Z-eZR_I&redir_esc=y#v=onepage&q&f=false
4. Choosing uncertainty representations in artificial intelligence
5. Possibility Theory