Conceptual outlines of machine translation: systems and experience David G Hays author Jim Mathias author 1976-8-9 mar text Foreign Broadcast Information Service Seminar on Machine Translation David G Hays editor J Mathias editor Virginia conference publication hays-mathias-1976-conceptual https://aclanthology.org/1976.earlymt-1.27/ 1976-8-9 mar 91 96