Des cycles et cocycles en hypergraphes. - Lía Oubiña (Discret. Math., 1974)

A generalization of outerplanar graphs. - Lía Oubiña; R. Zucchello (Discret. Math., 1984)

Minimum proper interval graphs. - Marisa Gutierrez; Lía Oubiña (Discret. Math., 1995)

Metric characterizations of proper interval graphs and tree-clique graphs. - Marisa Gutierrez; Lía Oubiña (J. Graph Theory, 1996)