Computational Geometry XIV Spanish Meeting on Computational Geometry, EGC 2011, Dedicated to Ferran Hurtado on the Occasion of His 60th Birthday, Alcalá de Henares, Spain, June 27-30, 2011, Revised Selected Papers - Márquez, Alberto; Ramos, Pedro; Urrutia, Jorge (Springer Berlin Heidelberg : Imprint: Springer, 2012)