Formal Grammars for Linguistic Treebank Queries Mark Dras author Steve Cassidy author 2005-12 text Proceedings of the Australasian Language Technology Workshop 2005 Timothy Baldwin editor James Curran editor Menno van Zaanen editor Sydney, Australia conference publication dras-cassidy-2005-formal https://aclanthology.org/U05-1015/ 2005-12 96 104