Denys Poshyvanyk Andrian Marcus Combining Formal Concept Analysis with Information Retrieval for Concept Location in Source Code. 37-48 2007 conf/iwpc/2007 ICPC http://doi.ieeecomputersociety.org/10.1109/ICPC.2007.13 db/conf/iwpc/icpc2007.html#PoshyvanykM07