Comparability graph: Difference between revisions

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m clean up, References after punctuation per WP:REFPUNC and WP:CITEFOOT using AWB (8792)
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| isbn = 0-12-289260-7}}.
*{{citation
| first1 = M. | last1 = Golumbic | first2 = D. | last2 = Rotem | first3 = J. | last3 = Urrutia | author3-link = Jorge Urrutia Galicia
| title = Comparability graphs and intersection graphs
| journal = Discrete Mathematics
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| year = 1992}}.
*{{citation
| last = Urrutia | first = Jorge | authorlink = Jorge Urrutia Galicia
| title = Partial orders and Euclidean geometry
| booktitle = Algorithms and Order