@article{1183733827, author = {Vaught, R. L.}, title = {Sentences True in All Constructive Models}, journal = {J. Symbolic Logic}, volume = {25}, number = {1}, year = {1960}, pages = { 39-53}, language = {en}, url = {http://dml.mathdoc.fr/item/1183733827} }
Vaught, R. L. Sentences True in All Constructive Models. J. Symbolic Logic, Tome 25 (1960) no. 1, pp. 39-53. http://gdmltest.u-ga.fr/item/1183733827/