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15A36 Matrices of integers (10 articles)

• Liu, BoLian; Chen, Zhibo; Liu, Muhuo: On graphs with the largest Laplacian index. (English). Czechoslovak Mathematical Journal, vol. 58 (2008), issue 4, pp. 949-960
• Zhao, Jianrong; Hong, Shaofang; Liao, Qunying; Shum, K. P.: On the divisibility of power LCM matrices by power GCD matrices. (English). Czechoslovak Mathematical Journal, vol. 57 (2007), issue 1, pp. 115-125
• Fonseca, C. M. da: On the inertia sets of some symmetric sign patterns. (English). Czechoslovak Mathematical Journal, vol. 56 (2006), issue 3, pp. 875-883
• Chen, Jinsong; Tan, Yijia: On the maximal subgroup of the sandwich semigroup of generalized circulant Boolean matrices. (English). Czechoslovak Mathematical Journal, vol. 56 (2006), issue 4, pp. 1117-1129
• Shao, Yanling; Sun, Liang; Gao, Yubin: $\pm$ sign pattern matrices that allow orthogonality. (English). Czechoslovak Mathematical Journal, vol. 56 (2006), issue 3, pp. 969-979
• Song, Seok-Zun; Kang, Kyung-Tae; Yi, Sucheol: Perimeter preservers of nonnegative integer matrices. (English). Commentationes Mathematicae Universitatis Carolinae, vol. 45 (2004), issue 1, pp. 9-15
• Bo, Zhou: Generalized indices of Boolean matrices. (English). Czechoslovak Mathematical Journal, vol. 52 (2002), issue 4, pp. 731-738
• Petrich, Mario; Silva, Pedro V.: A canonical directly infinite ring. (English). Czechoslovak Mathematical Journal, vol. 51 (2001), issue 3, pp. 545-560
• Knopfmacher, John: Enumerating non-equivalent matrices over principal ideal domains. (English). Mathematica Slovaca, vol. 44 (1994), issue 3, pp. 287-296
• Bosák, Juraj: Directed graphs and matrix equations. (English). Mathematica Slovaca, vol. 28 (1978), issue 2, pp. 189-202