String graph: Difference between revisions

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References: remove bogus citation parameter
m References: Added 1 dois to journal cites using AWB (10090)
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| year = 1966
| volume = 45
| pages = 1639–1662}}.
| doi=10.1002/j.1538-7305.1966.tb01713.x}}.
 
[[Category:Topological graph theory]]