Report{vanEijk2018f, title = {Expert Opinion: Legal basis for multilateral exchange of information}, author = {van Eijk, N. and Ryngaert, C.M.J.}, url = {https://www.ivir.nl/publicaties/download/Expert_opinion_CTIVD.pdf}, year = {0503}, date = {2018-05-03}, keywords = {gegevensbescherming, Mensenrechten, Privacy, veiligheidsdiensten}, }