Endurant vs Perdurant: Ontological Motivation for Language Variations Chu-Ren Huang author 2016-10 text Proceedings of the 30th Pacific Asia Conference on Language, Information and Computation: Keynote Speeches and Invited Talks Seoul, South Korea conference publication huang-2016-endurant https://aclanthology.org/Y16-1006/ 2016-10 15 25