@article{journals/ipm/ScottTS71, title = {A technique for the evaluation of a commercial information service and some preliminary results from the drugdoc service of the excerpta medica foundation.}, author = {E. J. Scott and H. M. Townley and B. T. Stern}, journal = {Information Storage and Retrieval}, number = {4}, pages = {149-165}, url = {http://dblp.uni-trier.de/db/journals/ipm/ipm7.html#ScottTS71}, volume = {7}, year = {1971}, biburl = {http://www.bibsonomy.org/bibtex/23e38b93d73418ba280ee48e1feed636d/dblp}, description = {dblp}, ee = {http://dx.doi.org/10.1016/0020-0271(71)90001-5}, date = {2006-03-07}, keywords = {dblp } }