@article{1204900344, author = {Baldwin, James Mark}, title = {Logical machine}, journal = {Mod. Log.}, volume = {7}, number = {1}, year = {1997}, pages = { 78-80}, language = {en}, url = {http://dml.mathdoc.fr/item/1204900344} }
Baldwin, James Mark. Logical machine. Mod. Log., Tome 7 (1997) no. 1, pp. 78-80. http://gdmltest.u-ga.fr/item/1204900344/