Triangle-Free Planar Graphs as Segments Intersection Graphs. - Natalia de Castro; Francisco Javier Cobos; Juan Carlos Dana; Alberto Márquez 001; Marc Noy (GD, 1999)

Triangle-Free Planar Graphs and Segment Intersection Graphs. - Natalia de Castro; Francisco Javier Cobos; Juan Carlos Dana; Alberto Márquez 001; Marc Noy (J. Graph Algorithms Appl., 2002)

Cover Contact Graphs. - Nieves Atienza; Natalia de Castro; Carmen Cortés; María Ángeles Garrido 001; Clara I. Grima; Carlos G. Hernández; Alberto Márquez 001; Auxiliadora Moreno-González; Martin Nöllenburg; José Ramón Portillo; Pedro Reyes; Jesus Valenzuela; et al. (J. Comput. Geom., 2012)

Contrast in greyscales of graphs. - Natalia de Castro; María Ángeles Garrido-Vizuete; Rafael Robles; María Trinidad Villar-Liñán (J. Comb. Optim., 2020)

Minimum gradation in greyscales of graphs. - Natalia de Castro; María Ángeles Garrido 001; Rafael Robles; María Trinidad Villar-Liñán (Discret. Optim., 2023)