@article{1183731372, author = {Wang, Hao}, title = {Logic of Many-Sorted Theories}, journal = {J. Symbolic Logic}, volume = {17}, number = {1}, year = {1952}, pages = { 105-116}, language = {en}, url = {http://dml.mathdoc.fr/item/1183731372} }
Wang, Hao. Logic of Many-Sorted Theories. J. Symbolic Logic, Tome 17 (1952) no. 1, pp. 105-116. http://gdmltest.u-ga.fr/item/1183731372/