@inproceedings{P113.335, author={Colpaert, Pieter and Mechant, Sarah and Joye, Peter and Mannens, Erik and Van de Walle, Rik}, title={The 5 stars of open data portals}, booktitle={7th international conference on methodologies, technologies and tools enabling e-Government, Proceedings}, year={2013}, pages={61-67}, publisher={Universida de Vigo}, address={Vigo, Spain}, }