@article{1183732688, author = {Lemmon, E. J.}, title = {Review: G. H. von Wright, A Note on Deontic Logic and Derived Obligation}, journal = {J. Symbolic Logic}, volume = {22}, number = {1}, year = {1957}, language = {en}, url = {http://dml.mathdoc.fr/item/1183732688} }
Lemmon, E. J. Review: G. H. von Wright, A Note on Deontic Logic and Derived Obligation. J. Symbolic Logic, Tome 22 (1957) no. 1, . http://gdmltest.u-ga.fr/item/1183732688/