Donald Nute. Permission. J. Philosophical Logic, 14(2):169-190, 1985. [doi]
@article{Nute85-0, title = {Permission}, author = {Donald Nute}, year = {1985}, doi = {10.1007/BF00245992}, url = {http://dx.doi.org/10.1007/BF00245992}, researchr = {https://researchr.org/publication/Nute85-0}, cites = {0}, citedby = {0}, journal = {J. Philosophical Logic}, volume = {14}, number = {2}, pages = {169-190}, }