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Publication:2917799
DOI10.3969/J.ISSN.1673-3193.2011.05.001zbMath1265.05277MaRDI QIDQ2917799
Publication date: 5 October 2012
Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Directed graphs (digraphs), tournaments (05C20) Signed and weighted graphs (05C22) Sign pattern matrices (15B35)
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