@article{1190150103, author = {Wald, Kevin}, title = {On orbits of prompt and low computably enumerable sets}, journal = {J. Symbolic Logic}, volume = {67}, number = {1}, year = {2002}, pages = { 649-678}, language = {en}, url = {http://dml.mathdoc.fr/item/1190150103} }
Wald, Kevin. On orbits of prompt and low computably enumerable sets. J. Symbolic Logic, Tome 67 (2002) no. 1, pp. 649-678. http://gdmltest.u-ga.fr/item/1190150103/