James P. Callan. Searching for Needles in a World of Haystacks. IEEE Data Eng. Bull., 23(3):33-37, 2000. [doi]
@article{Callan00, title = {Searching for Needles in a World of Haystacks}, author = {James P. Callan}, year = {2000}, url = {http://sites.computer.org/debull/A00SEP-CD.pdf}, researchr = {https://researchr.org/publication/Callan00}, cites = {0}, citedby = {0}, journal = {IEEE Data Eng. Bull.}, volume = {23}, number = {3}, pages = {33-37}, }