Maya Carrillo Esaú Villatoro-Tello Aurelio López-López Chris Eliasmith Manuel Montes-y-Gómez Luis Villaseñor Pineda Representing Context Information for Document Retrieval. 239-250 2009 FQAS http://dx.doi.org/10.1007/978-3-642-04957-6_21 conf/fqas/2009 db/conf/fqas/fqas2009.html#CarrilloVLEMP09