@article{1093891312, author = {Parks, Zane}, title = {Semantics for contingent identity systems.}, journal = {Notre Dame J. Formal Logic}, volume = {15}, number = {1}, year = {1974}, pages = { 333-334}, language = {en}, url = {http://dml.mathdoc.fr/item/1093891312} }
Parks, Zane. Semantics for contingent identity systems.. Notre Dame J. Formal Logic, Tome 15 (1974) no. 1, pp. 333-334. http://gdmltest.u-ga.fr/item/1093891312/