@article{1093891796, author = {Horwich, Paul}, title = {A formalization of ``nothing''.}, journal = {Notre Dame J. Formal Logic}, volume = {16}, number = {1}, year = {1975}, pages = { 363-368}, language = {en}, url = {http://dml.mathdoc.fr/item/1093891796} }
Horwich, Paul. A formalization of ``nothing''.. Notre Dame J. Formal Logic, Tome 16 (1975) no. 1, pp. 363-368. http://gdmltest.u-ga.fr/item/1093891796/