Hideo Okuma Hirofumi Yamamoto Eiichiro Sumita Introducing a Translation Dictionary into Phrase-Based SMT. 2051-2057 2008 91-D IEICE Transactions 7 http://dx.doi.org/10.1093/ietisy/e91-d.7.2051 db/journals/ieicet/ieicet91d.html#OkumaYS08