Voir la notice de l'article provenant de la source Czech Digital Mathematics Library
@article{CMUC_1989__30_4_a1, author = {Gardner, Barry J.}, title = {How to make many-sorted algebras one-sorted}, journal = {Commentationes Mathematicae Universitatis Carolinae}, pages = {627--635}, publisher = {mathdoc}, volume = {30}, number = {4}, year = {1989}, mrnumber = {1045890}, zbl = {0693.08004}, language = {en}, url = {http://geodesic.mathdoc.fr/item/CMUC_1989__30_4_a1/} }
Gardner, Barry J. How to make many-sorted algebras one-sorted. Commentationes Mathematicae Universitatis Carolinae, Tome 30 (1989) no. 4, pp. 627-635. http://geodesic.mathdoc.fr/item/CMUC_1989__30_4_a1/