| Abreu Congress List | ||||
| April 2009 | ||||
| Congress | Location | Date | Notes: | |
| ICS 2009 - 10th International Coastal Symposium | Lisbon, PORTUGAL | April 13-18 | ||
| 6º SOPCOM / 8º LUSOCOM / 4º IBÉRICO | Lisbon, PORTUGAL | April 14-18 | ||
| ECPR - European Consortium for Political Research | Lisbon, PORTUGAL | April 14-19 | ||
| World Telecomunication Policy Forum 2009 | Lisbon, PORTUGAL | April 22-24 | ||
