@article{1093638018, author = {Wu, Kathleen Johnson}, title = {A basic free logic.}, journal = {Notre Dame J. Formal Logic}, volume = {29}, number = {2}, year = {1988}, pages = { 543-552}, language = {en}, url = {http://dml.mathdoc.fr/item/1093638018} }
Wu, Kathleen Johnson. A basic free logic.. Notre Dame J. Formal Logic, Tome 29 (1988) no. 2, pp. 543-552. http://gdmltest.u-ga.fr/item/1093638018/