@conference {DBLP:conf/diau/PfitzmannK00,
	title = {Anonymity, Unobservability, and Pseudonymity - A Proposal for Terminology},
	booktitle = {Workshop on Design Issues in Anonymity and Unobservability},
	year = {2000},
	pages = {1-9},
	author = {Andreas Pfitzmann and Marit K{\"o}hntopp}
}