Chih Hao Ku Alicia Iriberri Gondy Leroy Natural language processing and e-Government: crime information extraction from heterogeneous data sources. 162-170 2008 DG.O http://doi.acm.org/10.1145/1367832.1367862 conf/dgo/2008 db/conf/dgo/dgo2008.html#KuIL08