J. Bar-Ilan, S. Haustein, I. Peters, J. Priem, H. Shema, and J. Terliesner. (2012)cite arxiv:1205.5611Comment: Accepted to 17th International Conference on Science and Technology Indicators, Montreal, Canada, 5-8 Sept. 2012. 14 pages, 3 figures, 3 tables.