@article{1077489096, author = {Rosser, J. B.}, title = {A mathematical logic without variables. II}, journal = {Duke Math. J.}, volume = {1}, number = {1}, year = {1935}, pages = { 328-355}, language = {en}, url = {http://dml.mathdoc.fr/item/1077489096} }
Rosser, J. B. A mathematical logic without variables. II. Duke Math. J., Tome 1 (1935) no. 1, pp. 328-355. http://gdmltest.u-ga.fr/item/1077489096/