Voir la notice de l'article provenant de la source Novi sad journal of mathematics website
@article{NSJOM_2008_38_1a_10, author = {D. Ma\v{s}ulovi\'c}, title = {On endomorphism monoids of partial orders and central relations}, journal = {Novi Sad Journal of Mathematics}, pages = {111-125}, publisher = {mathdoc}, volume = {38}, number = {1}, year = {2008}, url = {http://geodesic.mathdoc.fr/item/NSJOM_2008_38_1a_10/} }
D. Mašulović. On endomorphism monoids of partial orders and central relations. Novi Sad Journal of Mathematics, Tome 38 (2008) no. 1. http://geodesic.mathdoc.fr/item/NSJOM_2008_38_1a_10/