A Natural Language for Bulgarian Primary and Secondary Education Iglika Nikolova-Stoupak author 2020-09 text Proceedings of the Fourth International Conference on Computational Linguistics in Bulgaria (CLIB 2020) Department of Computational Linguistics, IBL – BAS Sofia, Bulgaria conference publication nikolova-stoupak-2020-natural https://aclanthology.org/2020.clib-1.13/ 2020-09 121 129