Andreas Blass. On exponentiation of G-sets. Discrete Mathematics, 135(1-3):69-79, 1994. [doi]
@article{Blass94, title = {On exponentiation of G-sets}, author = {Andreas Blass}, year = {1994}, doi = {10.1016/0012-365X(93)E0109-H}, url = {http://dx.doi.org/10.1016/0012-365X(93)E0109-H}, researchr = {https://researchr.org/publication/Blass94}, cites = {0}, citedby = {0}, journal = {Discrete Mathematics}, volume = {135}, number = {1-3}, pages = {69-79}, }