@article{1183744368, author = {Hammond, John Todd}, title = {Nonisomorphism of Lattices of Recursively Enumerable Sets}, journal = {J. Symbolic Logic}, volume = {58}, number = {1}, year = {1993}, pages = { 1177-1188}, language = {en}, url = {http://dml.mathdoc.fr/item/1183744368} }
Hammond, John Todd. Nonisomorphism of Lattices of Recursively Enumerable Sets. J. Symbolic Logic, Tome 58 (1993) no. 1, pp. 1177-1188. http://gdmltest.u-ga.fr/item/1183744368/