Terrance Swift Alexandre Miguel Pinto Luís Moniz Pereira Incremental Answer Completion in the SLG-WAM. 519-524 2009 ICLP http://dx.doi.org/10.1007/978-3-642-02846-5_46 conf/iclp/2009 db/conf/iclp/iclp2009.html#SwiftPP09