Voir la notice de l'article provenant de la source Math-Net.Ru
@article{AL_1976_15_2_a2, author = {L. L. Maksimova}, title = {The principle of separation of variables in propositional logics}, journal = {Algebra i logika}, pages = {168--184}, publisher = {mathdoc}, volume = {15}, number = {2}, year = {1976}, language = {ru}, url = {http://geodesic.mathdoc.fr/item/AL_1976_15_2_a2/} }
L. L. Maksimova. The principle of separation of variables in propositional logics. Algebra i logika, Tome 15 (1976) no. 2, pp. 168-184. http://geodesic.mathdoc.fr/item/AL_1976_15_2_a2/