GrapAL: Connecting the Dots in Scientific Literature Christine Betts author Joanna Power author Waleed Ammar author 2019-07 text Proceedings of the 57th Annual Meeting of the Association for Computational Linguistics: System Demonstrations Marta R Costa-jussà editor Enrique Alfonseca editor Association for Computational Linguistics Florence, Italy conference publication betts-etal-2019-grapal 10.18653/v1/P19-3025 https://aclanthology.org/P19-3025/ 2019-07 147 152