1. J. F. Allen, “Towards a general theory of action and time,” Artificial Intelligence, vol. 23, pp. 123–154, 1984.
2. K. Brooks (Ed.), The Communicative Arts and Sciences of Speech, Merrill Books, Columbus, Ohio, 1967.
3. M. Burgin, “Neoclassical analysis: fuzzy continuity and convergence,” Fuzzy Sets and Systems, vol. 70,no. 2, pp. 291–299, 1995.
4. M. Burgin, “Logical tools for inconsistent knowledge systems,” Information: Theory and Applications, vol. 3,no. 10, pp. 13–19, 1995.
5. M. Burgin, “Fundamental structures of knowledge and information,” Academy for Information Sciences, Kiev, 1997. (in Russian)