TY  - JOUR
AU  - Michael Langenbruch
TI  - Kolmogorov Diameters in Solution Spaces of Systems of Partial Differential Equations.
JO  - Manuscripta mathematica
PY  - 1985
SP  - 35
EP  - 64
VL  - 53
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MM2_1985__53_155088/
ID  - MM2_1985__53_155088
ER  -