@conference {DBLP:conf/icdcsw/KollSLL017,
	title = {Thank You For Being {A} Friend: An Attacker View on Online-Social-Network-Based Sybil Defenses},
	booktitle = {37th {IEEE} International Conference on Distributed Computing Systems Workshops, {ICDCS} Workshops 2017, Atlanta, GA, USA, June 5-8, 2017},
	year = {2017},
	pages = {157{\textendash}162},
	publisher = {{IEEE} Computer Society},
	organization = {{IEEE} Computer Society},
	doi = {10.1109/ICDCSW.2017.67},
	url = {https://doi.org/10.1109/ICDCSW.2017.67},
	author = {David Koll and Martin Schwarzmaier and Jun Li and Xiang-Yang Li and Xiaoming Fu},
	editor = {Aibek Musaev and Jo{\~a}o Eduardo Ferreira and Teruo Higashino}
}
