Referring in Installments: A Corpus Study of Spoken Object References in an Interactive Virtual Environment Kristina Striegnitz author Hendrik Buschmeier author Stefan Kopp author 2012-05 text INLG 2012 Proceedings of the Seventh International Natural Language Generation Conference Barbara Di Eugenio editor Susan McRoy editor Association for Computational Linguistics Utica, IL conference publication striegnitz-etal-2012-referring https://aclanthology.org/W12-1504/ 2012-05 12 16