@article{1093636095, author = {Marquis, Jean-Pierre}, title = {Approximations and logic.}, journal = {Notre Dame J. Formal Logic}, volume = {33}, number = {3}, year = {1992}, pages = { 184-196}, language = {en}, url = {http://dml.mathdoc.fr/item/1093636095} }
Marquis, Jean-Pierre. Approximations and logic.. Notre Dame J. Formal Logic, Tome 33 (1992) no. 3, pp. 184-196. http://gdmltest.u-ga.fr/item/1093636095/