Polynomial Time and Space Shift-Reduce Parsing of Arbitrary Context-free Grammars. Yves Schabes author 1991-06 text 29th Annual Meeting of the Association for Computational Linguistics Association for Computational Linguistics Berkeley, California, USA conference publication schabes-1991-polynomial 10.3115/981344.981358 https://aclanthology.org/P91-1014/ 1991-06 106 113