Nissim Francez, Michael Kaminski. Commutation-Augmented Pregroup Grammars and Mildly Context-Sensitive Languages. Studia Logica, 87(2-3):295-321, 2007. [doi]
@article{FrancezK07,
title = {Commutation-Augmented Pregroup Grammars and Mildly Context-Sensitive Languages},
author = {Nissim Francez and Michael Kaminski},
year = {2007},
doi = {10.1007/s11225-007-9088-z},
url = {http://dx.doi.org/10.1007/s11225-007-9088-z},
tags = {context-aware, grammar},
researchr = {https://researchr.org/publication/FrancezK07},
cites = {0},
citedby = {0},
journal = {Studia Logica},
volume = {87},
number = {2-3},
pages = {295-321},
}