@article{1204835739, author = {Anellis, Irving H.}, title = {Reply to query: How old is first-order logic?}, journal = {Mod. Log.}, volume = {6}, number = {1}, year = {1996}, pages = { 313-314}, language = {en}, url = {http://dml.mathdoc.fr/item/1204835739} }
Anellis, Irving H. Reply to query: How old is first-order logic?. Mod. Log., Tome 6 (1996) no. 1, pp. 313-314. http://gdmltest.u-ga.fr/item/1204835739/