@Inproceedings{EPTCS292.4, author = {Jiang, Jiaming and Eades, III, Harley and de Paiva, Valeria}, year = {2019}, title = {On the Lambek Calculus with an Exchange Modality}, editor = {Ehrhard, Thomas and Fern\'andez, Maribel and Paiva, Valeria de and Tortora de Falco, Lorenzo }, booktitle = {{\rm Proceedings Joint International Workshop on} Linearity \& Trends in Linear Logic and Applications, {\rm Oxford, UK, 7-8 July 2018}}, series = {Electronic Proceedings in Theoretical Computer Science}, volume = {292}, publisher = {Open Publishing Association}, pages = {43-89}, doi = {10.4204/EPTCS.292.4}, }