Author: Zhang, Lihua
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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
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