Voir la notice de l'article provenant de la source Novi sad journal of mathematics website
@article{NSJOM_1990_20_1a_7, author = {Pap Endre}, title = {Distance preserving maps on abelian lattice ordered groups}, journal = {Novi Sad Journal of Mathematics}, pages = {75-82}, publisher = {mathdoc}, volume = {20}, number = {1}, year = {1990}, url = {http://geodesic.mathdoc.fr/item/NSJOM_1990_20_1a_7/} }
Pap Endre. Distance preserving maps on abelian lattice ordered groups. Novi Sad Journal of Mathematics, Tome 20 (1990) no. 1. http://geodesic.mathdoc.fr/item/NSJOM_1990_20_1a_7/