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52C35 Arrangements of points, flats, hyperplanes (2 articles)

• 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
• Nedoma, Josef: Support properties of a family of connected compact sets. (English). Mathematica Bohemica, vol. 126 (2001), issue 1, pp. 67-79