Voir la notice de l'article provenant de la source Novi sad journal of mathematics website
@article{NSJOM_1988_18_1a_11, author = {Pap Endre}, title = {Bijective maps which are close to partial isometries}, journal = {Novi Sad Journal of Mathematics}, pages = {119-127}, publisher = {mathdoc}, volume = {18}, number = {1}, year = {1988}, url = {http://geodesic.mathdoc.fr/item/NSJOM_1988_18_1a_11/} }
Pap Endre. Bijective maps which are close to partial isometries. Novi Sad Journal of Mathematics, Tome 18 (1988) no. 1. http://geodesic.mathdoc.fr/item/NSJOM_1988_18_1a_11/