Nair Maria Maia de Abreu, Maria Aguieiras A. de Freitas, Renata R. Del-Vecchio. Simultaneously integral graphs on three associated matrices. In Kamiel Cornelissen, Ruben Hoeksma, Johann Hurink, Bodo Manthey, editors, 12th Cologne-Twente Workshop on Graphs and Combinatorial Optimization, Enschede, Netherlands, May 21-23, 2013. Volume WP 13-01 of CTIT Workshop Proceedings, pages 7-10, 2013.
Abstract is missing.