SPML: A Visual Approach for Modeling Firewall Configurations. - Kleber Manrique Trevisani; Rogério Eduardo Garcia (MODSEC@MoDELS, 2008)

Teaching-learning firewall configuration using a visual modeling web based tool: The SP2Model and its application to Computer Science course. - Helton Molina Sapia; Rogério Eduardo Garcia; Celso Olivete Junior; Danillo Roberto Pereira; Kleber Manrique Trevisani (FIE, 2016)