@INPROCEEDINGS{BorFer_j1996, author = "Henning~Bordihn and Henning~Fernau", title = "Accepting grammars and systems: An overview", booktitle = "Developments in Language Theory II", publisher = worldsci, year = 1996, volume = "", editor = "J{\"u}rgen~Dassow and Grzegorz~Rozenberg and Arto~Salomaa", series = "", chapter = "Controlled Derivations and Grammar Systems", pages = "199--208" }