J. ACM, Vol. 44, No. 1. (January 1997), pp. 1-29.
Combinatorica, Vol. 28, No. 1. (30 January 2008), pp. 69-81.
Combinatorica, Vol. 28, No. 1. (30 January 2008), pp. 37-44.
(1985), pp. 196-203.
Inf. Control, Vol. 68, No. 1-3. (1986), pp. 170-184.
(15 July 1999)
SIAM Journal on Computing, Vol. 24, No. 2. (1995), pp. 266-278.
The Computer Journal, Vol. 43, No. 1. (1 January 2000), pp. 40-53.
Information Processing Letters, Vol. 75, No. 5. (31 October 2000), pp. 217-224.
SIAM Journal on Discrete Mathematics, Vol. 7, No. 1. (1994), pp. 32-40.
Order, Vol. 2, No. 3. (1985), pp. 269-274.
Mathematical Foundations of Computer Science 2002 (2002), pp. 104-117.
Information Processing Letters, Vol. 36, No. 3. (1 November 1990), pp. 147-151.
Discrete Applied Mathematics, Vol. 139, No. 1-3. (30 April 2004), pp. 231-251.
(1993), pp. 459-460.
Computer Vision and Image Understanding, Vol. 102, No. 2. (May 2006), pp. 134-144.
Discrete Geometry for Computer Imagery (2000), pp. 46-56.
Journal of Combinatorial Theory, Series B, Vol. 47, No. 3. (December 1989), pp. 251-261.
The American Mathematical Monthly, Vol. 95, No. 4. (1988), pp. 332-336.
Discrete Mathematics, Vol. 308, No. 11. (6 June 2008), pp. 2307-2312.
Discrete Mathematics, Vol. 165-166 (15 March 1997), pp. 507-517.
Discrete Mathematics, Vol. 88, No. 2-3. (19 April 1991), pp. 211-229.
Discrete Applied Mathematics, Vol. 156, No. 6. (15 March 2008), pp. 883-902.
(15 Feb 2008)
(2 Feb 2008)
Discrete Mathematics, Vol. 308, No. 8. (28 April 2008), pp. 1394-1404.
(31 Jan 2008)
(14 Jan 2008)
Discrete Mathematics, Vol. 308, No. 5-6. (28 March 2008), pp. 955-961.
Discrete Mathematics, Vol. 308, No. 5-6. (28 March 2008), pp. 880-885.
(7 Jan 2008)
Amer. Math. Monthly, Vol. 76 (1969), pp. 871-889.
Journal of Algebraic Combinatorics, Vol. 27, No. 1. (15 February 2008), pp. 113-125.
Discrete Mathematics and Theoretical Computer Science, Vol. 5, No. 1. (2002), pp. 55-70.
Discrete Mathematics, Vol. 307, No. 16. (28 July 2007), pp. 2030-2041.
(2005), pp. 1-68.
Annals of Operations Research, Vol. 4, No. 1. (1 December 1985), pp. 195-225.
(22 October 1991)
Combinatorica, Vol. 26, No. 2. (30 April 2006), pp. 141-167.
(2004), pp. 155-164.
(2005), pp. 439-448.
The American Mathematical Monthly, Vol. 63, No. 7. (1956), pp. 455-460.
The American Mathematical Monthly, Vol. 101, No. 4. (1994), pp. 352-353.
(6 Nov 2007)
(26 August 1992)
(23 July 1971)
(2007), pp. 137-148.
(2005), pp. 31-39.
Order, Vol. 24, No. 1. (17 February 2007), pp. 49-58.