@article{1093883040, author = {Goddard, L.}, title = {Significance, necessity, and verification.}, journal = {Notre Dame J. Formal Logic}, volume = {21}, number = {1}, year = {1980}, pages = { 193-215}, language = {en}, url = {http://dml.mathdoc.fr/item/1093883040} }
Goddard, L. Significance, necessity, and verification.. Notre Dame J. Formal Logic, Tome 21 (1980) no. 1, pp. 193-215. http://gdmltest.u-ga.fr/item/1093883040/