Weiyi Meng, King-Lup Liu, Clement T. Yu, Wensheng Wu, Naphtali Rishe. Estimating the Usefulness of Search Engines. In Proceedings of the 15th International Conference on Data Engineering, 23-26 March 1999, Sydney, Austrialia. pages 146-153, IEEE Computer Society, 1999. [doi]
Abstract is missing.