Marion Scheepers. Concerning n-Tactics in the Countable-Finite Game. Journal of Symbolic Logic, 56(3):786-794, 1991.
@article{Scheepers91, title = {Concerning n-Tactics in the Countable-Finite Game}, author = {Marion Scheepers}, year = {1991}, researchr = {https://researchr.org/publication/Scheepers91}, cites = {0}, citedby = {0}, journal = {Journal of Symbolic Logic}, volume = {56}, number = {3}, pages = {786-794}, }