| Issue Date | Title | Author(s) | Type | Access Type |
| 2016 | Adoption of reverse auctions in public e-procurement: The case of Portugal | Cabral, O.; Ferreira, L.; Dias, G.P. | conferenceObject |  |
| 2013 | Agent-based interoperability for e-government | Marques, F.; Dias, G.P.; Zúquete, A. | conferenceObject | |
| 2015 | An integrated service solution for digital discount coupons processing | Araújo, J.; Dias, G.P.; Gomes, H.; Gonçalves, J.; Magueta, D.; Marques, F.; Martins, C.; Rodrigues, M. | bookPart |  |
| 2010 | Analysis of the potential for organizational interoperability improvement in local government | Dias, G.P.; Narciso, T. | conferenceObject | |
| 2011 | Citizen controlled exchange of information in e-government | Gomes, H.; Zúquete, A.; Dias, G.P. | conferenceObject | |
| 1-Jun-2012 | Editorial | Dias, G.P. | article | |
| 2011 | A general interoperability architecture for e-government based on agents and web services | Marques, F.; Dias, G.P.; Zúquete, A. | conferenceObject | |
| 2010 | Human language technologies for e-gov | Rodrigues, M.; Dias, G.P.; Teixeira, A. | conferenceObject | |
| 2011 | Local e-government information and service delivery | Dias, G.P. | conferenceObject | |
| 2006 | A modular standard for the cadastral domain: Application to the Portuguese Cadastre | Hespanha, J.P.; van Oosterom, P.; Zevenbergen, J.; Dias, G.P. | article | |
| 2015 | Preface | Rocha, A.; Martins, A.; Dias, G.P.; Paulo Reis, L.; Cota, M.P. | conferenceObject | |
| 2013 | Privacy policies in web sites of portuguese municipalities: An empirical study | Dias, G.P.; Gomes, H.; Zúquete, A. | conferenceObject | |
| 2011 | Q-model: Um modelo bidimensional de maturidade para o e-government | Dias, G.P. | article | |
| 2013 | Significant socio-economic factors for local e-government development in Portugal | Dias, G.P.; Costa, Marco | article | |