@article{shulman-2021-autonomous, title={*-Autonomous Envelopes and Conservativity}, volume={353}, ISSN={2075-2180}, url={http://dx.doi.org/10.4204/eptcs.353.9}, DOI={10.4204/eptcs.353.9}, journal={Electronic Proceedings in Theoretical Computer Science}, publisher={Open Publishing Association}, author={Shulman, Michael}, year={2021}, month=Dec, pages={175–194} }