Harmonizing Software Standards with a Semantic Model. - Elisabeth C. H. Verhelst; Huibert-Jan Lekkerkerk; Jandirk Bulens; Sander Janssen (MTSR, 2011)

Use of Geo-Information in Environmental Policy: Limitations, Advantages and Challenges. - Wies Vullings; Jandirk Bulens; Dennis J. J. Walvoort (Int. J. Agric. Environ. Inf. Syst., 2014)