@article{1093883249, author = {Hanson, William H.}, title = {First-degree entailments and information.}, journal = {Notre Dame J. Formal Logic}, volume = {21}, number = {1}, year = {1980}, pages = { 659-671}, language = {en}, url = {http://dml.mathdoc.fr/item/1093883249} }
Hanson, William H. First-degree entailments and information.. Notre Dame J. Formal Logic, Tome 21 (1980) no. 1, pp. 659-671. http://gdmltest.u-ga.fr/item/1093883249/