@incollection{JMP12, author = {H. L. Jonker and S. Mauw and J. Pang}, title = {Location-Based Services: Privacy, Security and Assurance}, year = {2012}, publisher = {{IOS Press}}, pages = {235--244}, editor = {Jacques Bus and Malcolm Crompton and Mireille Hildebrandt and George Metakides}, booktitle = {{Digital Enlightenment Yearbook 2012}}, ee = {http://ebooks.iospress.nl/publication/31986} }