Licensing German Negative Polarity Items in LTAG Timm Lichte author Laura Kallmeyer author 2006-07 text Proceedings of the Eighth International Workshop on Tree Adjoining Grammar and Related Formalisms Tilman Becker editor Laura Kallmeyer editor Association for Computational Linguistics Sydney, Australia conference publication lichte-kallmeyer-2006-licensing https://aclanthology.org/W06-1511/ 2006-07 81 90