TY  - JOUR
AU  - Ginchev, Ivan
AU  - Hoffmann, Armin
TI  - Approximation of set-valued functions by single-valued one
JO  - Discussiones Mathematicae. Differential Inclusions, Control and Optimization
PY  - 2002
SP  - 33
EP  - 66
VL  - 22
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DMDICO_2002_22_1_a2/
LA  - en
ID  - DMDICO_2002_22_1_a2
ER  -