Christopher J. Ash. Generalizations of Enumeration Reducibility Using Recursive Infinitary Propositional Sentences. Annals of Pure and Applied Logic, 58(3):173-184, 1992.
@article{Ash92, title = {Generalizations of Enumeration Reducibility Using Recursive Infinitary Propositional Sentences}, author = {Christopher J. Ash}, year = {1992}, researchr = {https://researchr.org/publication/Ash92}, cites = {0}, citedby = {0}, journal = {Annals of Pure and Applied Logic}, volume = {58}, number = {3}, pages = {173-184}, }