Resumption and Extraction in an Implemented HPSG of Hausa Berthold Crysmann author 2015-07 text Proceedings of the Grammar Engineering Across Frameworks (GEAF) 2015 Workshop Emily M Bender editor Lori Levin editor Stefan Müller editor Yannick Parmentier editor Aarne Ranta editor Association for Computational Linguistics Beijing, China conference publication crysmann-2015-resumption 10.18653/v1/W15-3309 https://aclanthology.org/W15-3309/ 2015-07 65 72