TY  - JOUR
AU  - Chmieliński Jacek
TI  - Set-valued isometries on the real line
JO  - Novi Sad Journal of Mathematics
PY  - 1993
SP  - 101
EP  - 111
VL  - 23
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/NSJOM_1993_23_2a_8/
ID  - NSJOM_1993_23_2a_8
ER  -