TY  - JOUR
AU  - R. Almeida
TI  - A mean value theorem for internal functions and an

 estimation for the differential mean point
JO  - Novi Sad Journal of Mathematics
PY  - 2008
SP  - 57
EP  - 64
VL  - 38
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/NSJOM_2008_38_2a_7/
ID  - NSJOM_2008_38_2a_7
ER  -