@article{1183410407, author = {Turing, A. M.}, title = {Practical Forms of Type Theory}, journal = {J. Symbolic Logic}, volume = {13}, number = {1}, year = {1948}, pages = { 80-94}, language = {en}, url = {http://dml.mathdoc.fr/item/1183410407} }
Turing, A. M. Practical Forms of Type Theory. J. Symbolic Logic, Tome 13 (1948) no. 1, pp. 80-94. http://gdmltest.u-ga.fr/item/1183410407/