ASCOF — A Modular Multilevel System for French-German Translation Axel Biewer author Christian Faneyrol author Johannes Ritzke author Erwin Stegentritt author 1985 text journal article Computational Linguistics continuing periodical academic journal biewer-etal-1985-ascof https://aclanthology.org/J85-2004/ 1985 11 2-3 137 154