ELECTRONIC JOURNAL OF COMBINATORICS, vol. 17, no. 1, 2010-08-16
EUROPEAN JOURNAL OF COMBINATORICS, vol. 31, no. 6, page. 1560 - 1566, 2010-08
ELECTRONIC JOURNAL OF COMBINATORICS, vol. 17, no. 1, page. R78, 2010-05-25
GRAPHS AND COMBINATORICS, vol. 26, no. 2, page. 147 - 162, 2010-03
LINEAR ALGEBRA AND ITS APPLICATIONS, vol. 432, no. 2-3, page. 722 - 737, 2010-01-15
Electronic Journal of Combinatorics, vol. 16, no. 1, 2009-11-07
JOURNAL FUR DIE REINE UND ANGEWANDTE MATHEMATIK, vol. 635, page. 213 - 235, 2009-10
APPLIED MATHEMATICS LETTERS, vol. 22, no. 10, page. 1604 - 1608, 2009-10
EUROPEAN JOURNAL OF COMBINATORICS, vol. 30, no. 5, page. 1164 - 1171, 2009-07
EUROPEAN JOURNAL OF COMBINATORICS, vol. 30, no. 3, page. 668 - 673, 2009-04
EUROPEAN JOURNAL OF COMBINATORICS, vol. 30, no. 3, page. 638 - 654, 2009-04
APPLIED MATHEMATICS LETTERS, vol. 22, no. 2, page. 159 - 162, 2009-02
APPLIED MATHEMATICS LETTERS, vol. 21, no. 12, page. 1306 - 1309, 2008-12
LINEAR ALGEBRA AND ITS APPLICATIONS, vol. 429, no. 11-12, page. 2678 - 2686, 2008-12-01
EUROPEAN JOURNAL OF COMBINATORICS, vol. 29, no. 7, page. 1617 - 1633, 2008-10
JOURNAL OF ALGEBRA, vol. 320, no. 5, page. 1878 - 1886, 2008-09-01
DISCRETE MATHEMATICS, vol. 308, no. 14, page. 2925 - 2925, 2008-07-28
EUROPEAN JOURNAL OF COMBINATORICS, vol. 29, no. 5, page. 1186 - 1199, 2008-07
APPLIED MATHEMATICS LETTERS, vol. 21, no. 6, page. 545 - 548, 2008-06
ELECTRONIC JOURNAL OF COMBINATORICS, vol. 15, no. 1, 2008-03-20