Serf and turf: crowdturfing for fun and profit.

@inproceedings{wang-2012-serf, author = {Gang Wang and Christo Wilson and Xiaohan Zhao and Yibo Zhu and Manish Mohanlal and Haitao Zheng and Ben Y. Zhao}, editor = {Alain Mille and Fabien Gandon and Jacques Misselis and Michael Rabinovich and Steffen Staab}, title = {{Serf and turf: crowdturfing for fun and profit}}, booktitle = {{Proceedings of the 21st World Wide Web Conference 2012, WWW 2012, Lyon, France, April 16-20, 2012}}, pages = {679--688}, publisher = {ACM}, year = {2012}, url = {https://doi.org/10.1145/2187836.2187928}, doi = {https://doi.org/10.1145/2187836.2187928} }