| 2020 | ICCSA | IT Project Management Critical Success Factors. | Antnio Trigo, Joo Varajo |
| 2018 | PAAMS | Automatic Verification of Design Rules in PCB Manufacturing. | Joo Ramos, Patrcia Rocha, Flvio Vilarinho, Antnio M. P. Silva, Marcos Andrade, Joo Varajo, Lus Magalhes, Pedro Ribeiro, Luis Csar Freitas |
| 2018 | WorldCIST | Improving Work Allocation Practices in Business Processes Supported by BPMS. | Robbie Uahi, Jos Lus Pereira, Joo Varajo |
| 2017 | IECON | Rule ontology for automatic design verification application to PCB manufacturing and assembly. | Rui Abrantes, Mrio Basto, Joo Varajo, Lus Magalhes, Pedro Ribeiro, Luis Csar Freitas |
| 2017 | IECON | Data exchange format requirements and analysis collaboration in PCB design. | Rui Abrantes, Antnio M. P. Silva, Joo Varajo, Lus Magalhes, Pedro Ribeiro, Luis Csar Freitas |
| 2017 | WorldCIST | Who Can Assess HR Performance in IT/IS Projects: A Review. | Antnio M. P. Silva, Joo Varajo, Carlos Sousa Pinto, Jorge Oliveira e S |
| 2016 | ICIS | Evaluation of IS project success in InfSysMakers: an exploratory case study. | Joo Varajo, Antnio Trigo |
| 2012 | QUATIC | Collaborative Risk Management in Software Projects. | Pedro S Silva, Antnio Trigo, Joo Varajo |
| 2011 | CaiSE | Simulation, Games and Challenges: From Schools to Enterprises. | Pedro S Silva, Diogo Pedrosa, Antnio Trigo, Joo Varajo |
| 2007 | SEKE | FlexUML: A UML Profile for Flexible Process Modeling. | Ricardo Martinho, Dulce Domingos, Joo Varajo |