Other (kohavi2012online)
Kohavi, R.
Online Controlled Experiments: Introduction, Learnings, and Humbling Statistics
2012

Inproceedings (brew2010using)
Brew, A.; Greene, D. & Cunningham, P.
Coelho, H.; Studer, R. & Wooldridge, M. (ed.)
Using Crowdsourcing and Active Learning to Track Sentiment in Online Media
IOS Press, 2010, 215, 145-150

Inproceedings (ahn2007topological)
Ahn, Y.-Y.; Han, S.; Kwak, H.; Moon, S. & Jeong, H.
Analysis of topological characteristics of huge online social networking services
ACM, 2007, 835-844