@article{1183735516, author = {Cannonito, Frank B.}, title = {Hierarchies of Computable Groups and the Word Problem}, journal = {J. Symbolic Logic}, volume = {31}, number = {1}, year = {1966}, pages = { 376-392}, language = {en}, url = {http://dml.mathdoc.fr/item/1183735516} }
Cannonito, Frank B. Hierarchies of Computable Groups and the Word Problem. J. Symbolic Logic, Tome 31 (1966) no. 1, pp. 376-392. http://gdmltest.u-ga.fr/item/1183735516/