@article{DBLP:journals/ipm/KangC97,
author = {H. Kang and
K. Choi},
title = {Two-Level Document Ranking Using Mutual Information in Natural
Language Information Retrieval},
journal = {Inf. Process. Manage.},
volume = {33},
number = {3},
year = {1997},
pages = {289-306},
ee = {http://dx.doi.org/10.1016/S0306-4573(96)00074-X},
bibsource = {DBLP, http://dblp.uni-trier.de}
}