3B. Jacobs and J. Rutten. A tutorial on (co)algebras and (co)induction[J]. Bulletin of the European Association for Theoretical Computer Science, 1997(62) :222-259.
5J. Barwise and L. Moss. Vicious circles: on the mathematics of non-well-founded phenomena[M]. CSLI Lecture Notes, Number 60. Stanford: CSLI Publications, 1996.
6A. Baltag. STS: A structural theory of sets[M]. Ph.D. dissertation, Indiana University, 1998.
7L. Moss. Coalgebraic logic[J]. Annals of Pure and Applied Logic, 1999(96) :277-317.
8P. Blackburn, M. de Rijke and Yde Venema. Modal logic[M]. Cambridge University Press, 2001.
9Yde Venema. Algebras and coalgebras. In J. van Benthem et. Al. , ed. , Handbook of modal logic[M]. Elsevier, 2007.
10H. Peter Gumm. Birkhoff's variety theorem for coalgebras[J]. Contributions to General Algebra, 2000(13):159-173.