Voir la notice de l'article provenant de la source European Digital Mathematics Library
@article{PORMA_1983__42_3_115542, author = {Prata dos Santos, R.}, title = {Congruences of pseudocomplemented algebras}, journal = {Portugaliae mathematica}, pages = {265--276}, publisher = {mathdoc}, volume = {42}, number = {3}, year = {1983}, mrnumber = {0819906}, zbl = {0554.06011}, language = {en}, url = {http://geodesic.mathdoc.fr/item/PORMA_1983__42_3_115542/} }
Prata dos Santos, R. Congruences of pseudocomplemented algebras. Portugaliae mathematica, Tome 42 (1983) no. 3, pp. 265-276. http://geodesic.mathdoc.fr/item/PORMA_1983__42_3_115542/