Voir la notice de l'article provenant de la source Novi sad journal of mathematics website
@article{NSJOM_1995_25_1a_8, author = {Dudek Wies\'law and Rousseau Ronald}, title = {Set-theoretic relations and {BCH-algebras} with trivial structure}, journal = {Novi Sad Journal of Mathematics}, pages = {75-82}, publisher = {mathdoc}, volume = {25}, number = {1}, year = {1995}, url = {http://geodesic.mathdoc.fr/item/NSJOM_1995_25_1a_8/} }
Dudek Wiesĺaw; Rousseau Ronald. Set-theoretic relations and BCH-algebras with trivial structure. Novi Sad Journal of Mathematics, Tome 25 (1995) no. 1. http://geodesic.mathdoc.fr/item/NSJOM_1995_25_1a_8/