区間グラフ
1 2 Lekkerkerker & Boland (1962)
1 2 3 (Fishburn 1985)
↑ Fulkerson & Gross (1965)
1 2 Gilmore & Hoffman (1964)
↑ McKee & McMorris (1999)
↑ Brandstädt, Le & Spinrad (1999)
↑ Golumbic (1980).
↑ Eckhoff (1993)
↑ Roberts (1969); Gardi (2007)
↑ Faudree, Flandrin & Ryjáček (1997), p. 89.
↑ Proskurowski, Andrzej; Telle, Jan Arne (1999). “Classes of graphs with restricted interval models”. Discrete Mathematics & Theoretical Computer Science. 3 (4): 167–176.
↑ Beyerl, Jeffrey; Jamison, Robert (2008). “Interval graphs with containment restrictions”. Congressus Numerantium 191 (2008): 117–128.