@article{1190150096, author = {Kalimullin, I. Sh.}, title = {Splitting properties of {$n$}-c.e. enumeration degrees}, journal = {J. Symbolic Logic}, volume = {67}, number = {1}, year = {2002}, pages = { 537-546}, language = {en}, url = {http://dml.mathdoc.fr/item/1190150096} }
Kalimullin, I. Sh. Splitting properties of {$n$}-c.e. enumeration degrees. J. Symbolic Logic, Tome 67 (2002) no. 1, pp. 537-546. http://gdmltest.u-ga.fr/item/1190150096/