Logic systems: LINKS

Logic System Interrelationships https://web.archive.org/web/20060207000121/http://www.cc.utah.edu/~nahaj/logic/structures/index.html

Logic Systems https://web.archive.org/web/20060207000121/http://www.cc.utah.edu/~nahaj/logic/structures/index.html

https://web.archive.org/web/20060215083632/http://www.cc.utah.edu/~nahaj/logic/structures/systems/index.html

List of the types of logics https://web.archive.org/web/20060215083632/http://www.earlham.edu/~peters/courses/logsys/nonstbib.htm

A Bibliography of Non-Standard Logics https://web.archive.org/web/20060225052821/http://www.earlham.edu/~peters/courses/logsys/nonstbib.htm