TY  - GEN
AU  - Ellen Voorhees
C2  - Special Publication (NIST SP), National Institute of Standards and Technology, Gaithersburg, MD
DA  - 2005-08-01
DO  - https://doi.org/10.6028/NIST.SP.500-261
LA  - en
PB  - Special Publication (NIST SP), National Institute of Standards and Technology, Gaithersburg, MD
PY  - 2005
TI  - Overview of the TREC 2004 Question Answering Track
ER  -