| 2020 | WorldCIST | Evolution of HTTPS Usage by Portuguese Municipalities. | Hlder Gomes, Andr Zquete, Gonalo Paiva Dias, Fbio Marques, Catarina Silva |
| 2019 | WorldCIST | Usage of HTTPS by Municipal Websites in Portugal. | Hlder Gomes, Andr Zquete, Gonalo Paiva Dias, Fbio Marques |
| 2015 | WorldCIST | An Integrated Service Solution for Digital Discount Coupons Processing. | Jorge Arajo, Gonalo Paiva Dias, Helder Gomes, Jorge Gonalves, Daniel Magueta, Fbio Marques, Ciro Martins, Mrio Rodrigues |
| 2013 | DCAI | Agent-Based Interoperability for e-Government. | Fbio Marques, Gonalo Paiva Dias, Andr Zquete |
| 2013 | ISWC | FIREMAN: FIRefighter team brEathing Management system using ANdroid. | Fbio Marques, Paulo Azevedo, Joo Paulo da Silva Cunha, Manuel Bernardo Cunha, Susana Brs, Jos Maria Fernandes |
| 2006 | ISAIM | On Visibility Problems in the Plane -- Solving Minimum Vertex Guard Problems by Successive Approximations. | Ana Paula Toms, Antnio Leslie Bajuelos, Fbio Marques |
| 2004 | ICCSA | Partitioning Orthogonal Polygons by Extension of All Edges Incident to Reflex Vertices: Lower and Upper Bounds on the Number of Pieces. | Antnio Leslie Bajuelos, Ana Paula Toms, Fbio Marques |
| 2003 | ICCS | Approximation Algorithms to Minimum Vertex Cover Problems on Polygons and Terrains. | Ana Paula Toms, Antnio Leslie Bajuelos, Fbio Marques |