If you don?t measure what you?re doing in search and social media, how do you know if what you?re doing is working? How do you know if you?re helping or hu
J. Caverlee, Z. Cheng, B. Eoff, C. Hsu, K. Kamath, und J. McGee. Proceedings of the 34th international ACM SIGIR conference on Research and development in Information, Seite 1283--1284. New York, NY, USA, ACM, (2011)