Aperture angle optimization problems. - Prosenjit Bose; Ferran Hurtado; Elsa Omaña-Pulido; Godfried T. Toussaint (CCCG, 1995)

Aperture-angle optimization problems in 3 dimensions. - Elsa Omaña-Pulido; Godfried T. Toussaint (CCCG, 1998)

Some Aperture-Angle Optimization Problems. - Prosenjit Bose; Ferran Hurtado; Elsa Omaña-Pulido; Jack Snoeyink; Godfried T. Toussaint (Algorithmica, 2002)

Aperture-Angle Optimization Problems in Three Dimensions. - Elsa Omaña-Pulido; Godfried T. Toussaint (J. Math. Model. Algorithms, 2002)

Gray codes for non-crossing partitions and dissections of a convex polygon. - Clemens Huemer; Ferran Hurtado; Marc Noy; Elsa Omaña-Pulido (Discret. Appl. Math., 2009)

Notes on the Twisted Graph. - Elsa Omaña-Pulido; Eduardo Rivera-Campo (EGC, 2011)