Extending Wordnet to Geological Times Henrique Muniz author Fabricio Chalub author Alexandre Rademaker author Valeria De Paiva author 2018-01 text Proceedings of the 9th Global Wordnet Conference Francis Bond editor Piek Vossen editor Christiane Fellbaum editor Global Wordnet Association Nanyang Technological University (NTU), Singapore conference publication muniz-etal-2018-extending 10.18653/v1/2018.gwc-1.17 https://aclanthology.org/2018.gwc-1.17/ 2018-01 145 152