Toshiyasu Arai. Derivability Conditions on Rosser s Provability Predicates. Notre Dame Journal of Formal Logic, 31(4):487-497, 1990.
@article{Arai90, title = {Derivability Conditions on Rosser s Provability Predicates}, author = {Toshiyasu Arai}, year = {1990}, researchr = {https://researchr.org/publication/Arai90}, cites = {0}, citedby = {0}, journal = {Notre Dame Journal of Formal Logic}, volume = {31}, number = {4}, pages = {487-497}, }