TY  - JOUR
AU  - Bogdan Ziemian
TI  - Mean value theorems for linear and semi-linear rotation invariant operators
JO  - Annales Polonici Mathematici
PY  - 1990
SP  - 341
EP  - 348
VL  - 51
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/articles/10.4064/ap-51-1-341-348/
DO  - 10.4064/ap-51-1-341-348
LA  - en
ID  - 10_4064_ap_51_1_341_348
ER  -