| Titel | ISBN-13 (ISBN-10) | Erscheinungsjahr |
|---|---|---|
| Contexts, hierarchies, and filters: A study of transformational systems as disambiguated languages | 978-3-11-210576-4 (3-11-210576-1) | 1983 |
| Contexts, hierarchies, and filters: A study of transformational systems as disambiguated languages | 978-3-484-30128-3 (3-484-30128-7) | 1983 |