@article{MAN_1951__123_160239, author = {A. Rose}, title = {Systems of {Logic} whose truth-values form lattices.}, journal = {Mathematische Annalen}, pages = {152--165}, publisher = {mathdoc}, volume = {123}, year = {1951}, zbl = {0044.00202}, url = {http://geodesic.mathdoc.fr/item/MAN_1951__123_160239/} }