TY  - JOUR
AU  - Jörgen Löfström
TI  - Some Theorems on Interpolation Spaces with Applications to Approximation in L p
JO  - Mathematische Annalen
PY  - 1967
SP  - 176
EP  - 196
VL  - 172
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/MAN_1967__172_161581/
ID  - MAN_1967__172_161581
ER  -