TY - CONF TI - Facilitating the definition of programming languages by using parametric context-free grammars AU - Παπασπύρου, Νικόλαος AU - Βεσκούκης, Βασίλειος PY - 2000 SP - 260-272 PB - World Scientific T2 - Advances in informatics. 7th Hellenic Conference on Informatics (HCI '99) ER -