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Number of items: 3.
2021
Apke, Alexander and Schrader, Rainer 
ORCID: 0000-0001-6635-0132
(2021).
A characterization of interval orders with semiorder dimension two.
Discret Appl. Math., 297.
S. 142 - 151.
AMSTERDAM:
ELSEVIER.
ISSN 1872-6771
2018
Apke, Alexander (2018). On representing graphs with unit intervals. Thesis Abstract, Universität zu Köln.
2015
Apke, Alexander and Schrader, Rainer
(2015).
On the non-unit count of interval graphs.
Discrete Applied Mathematics, 195.
pp. 2-7.
Elsevier.
