Improved Recognition and Normalisation of Polish Temporal Expressions Jan Kocoń author Michał Marcińczuk author 2017-09 text Proceedings of the International Conference Recent Advances in Natural Language Processing, RANLP 2017 Ruslan Mitkov editor Galia Angelova editor INCOMA Ltd. Varna, Bulgaria conference publication kocon-marcinczuk-2017-improved 10.26615/978-954-452-049-6_051 https://aclanthology.org/R17-1051/ 2017-09 387 393