Rodney G. Downey, Geoffrey LaForte, André Nies. Computably Enumerable Sets and Quasi-Reducibility. Annals of Pure and Applied Logic, 95(1-3):1-35, 1998.
@article{DowneyLN98, title = {Computably Enumerable Sets and Quasi-Reducibility}, author = {Rodney G. Downey and Geoffrey LaForte and André Nies}, year = {1998}, researchr = {https://researchr.org/publication/DowneyLN98}, cites = {0}, citedby = {0}, journal = {Annals of Pure and Applied Logic}, volume = {95}, number = {1-3}, pages = {1-35}, }