TY - RPRT TI - A mathematical model of retrieval system performance. AU - D B McCarn AU - C M Lewis PY - 1990 DO - 10.1002/(sici)1097-4571(199010)41:7<495::aid-asi3>3.0.co;2-s UR - https://pubmed.ncbi.nlm.nih.gov/10107823/ ID - 10107823 ER -