Author: Li, Zhongshan

Fang, Wei; Gao, Wei; Gao, Yubin; Gong, Fei; Jing, Guangming; Li, Zhongshan; Shao, Yanling; Zhang, Lihua: Rational realization of the minimum ranks of nonnegative sign pattern matrices. (English). Czechoslovak Mathematical Journal, vol. 66 (2016), issue 3, pp. 895-911
Eschenbach, Carolyn A.; Hall, Frank J.; Li, Zhongshan: Eigenvalue distribution of certain ray patterns. (English). Czechoslovak Mathematical Journal, vol. 50 (2000), issue 4, pp. 749-762
Eschenbach, Carolyn A.; Hall, Frank J.; Harrell, Deborah L.; Li, Zhongshan: When does the inverse have the same sign pattern as the transpose?. (English). Czechoslovak Mathematical Journal, vol. 49 (1999), issue 2, pp. 255-275
Eschenbach, Carolyn A.; Hall, Frank J.; Li, Zhongshan: Eigenvalue frequency and consistent sign pattern matrices. (English). Czechoslovak Mathematical Journal, vol. 44 (1994), issue 3, pp. 461-479

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