(1994), pp. 108-113.
(2000)
No. 99-26. (July, 1999)
(1997)
(1995)
(March0 1997)
(1990), pp. 303-311.
(January 2002)
(2003)
Theor. Comput. Sci., Vol. 329, No. 1-3. (2004), pp. 115-158.
J. Autom. Lang. Comb., Vol. 6, No. 2. (May 2001), pp. 145-189.
Inf. Process. Lett., Vol. 89, No. 3. (February 2004), pp. 141-149.
Theor. Comput. Sci., Vol. 42, No. 3. (June 1986), pp. 251-368.
ACM Comput. Surv., Vol. 12, No. 4. (December 1980), pp. 403-417.
Theory of Computing Systems, Vol. 10, No. 1. (December 1976), pp. 289-303.
Commun. ACM, Vol. 13, No. 2. (February 1970), pp. 83-89.
Theory of Computing Systems, Vol. 6, No. 3. (1972), pp. 334-342.
(1999), pp. 8-17.
(1998)
Vol. 38, No. 9. (September 2003), pp. 125-125.
Vol. 37, No. 1. (January 2002), pp. 154-165.
(2002)
Vol. 35, No. 9. (September 2000), pp. 174-185.
(2005), pp. 74-85.
(2002), pp. 342-356.
(2005), pp. 192-203.
(2005), pp. 86-97.
(2005), pp. 116-128.
Vol. 34, No. 9. (September 1999), pp. 8-17.
Engineering of Computer-Based Systems, 2005. ECBS '05. 12th IEEE International Conference and Workshops on the (2005), pp. 331-338.
(1999)
Lecture Notes in Computer Science, Vol. 2294 (January 2002), 182.
Vol. 39, No. 9. (September 2004), pp. 103-114.
Sci. Comput. Program., Vol. 8, No. 2. (April 1987), pp. 173-202.
(16 May 2004)
J. ACM, Vol. 39, No. 1. (January 1992), pp. 95-146.
(1992), pp. 200-208.
(1993), pp. 257-279.
Journal of Logic Programming, Vol. 15, No. 3. (1993), pp. 187-230.
Journal of ACM, Vol. 42 (July 1995), pp. 741-843.
(1998)
(2002)