TY  - JOUR
AU  - F. John
TI  - Functions whose gradient is bounded by the reciprocal distance from the boundary of their domain
JO  - Trudy Matematicheskogo Instituta imeni V.A. Steklova
PY  - 1974
SP  - 170
EP  - 175
VL  - 29
IS  - 2
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/RM_1974_29_2_a11/
LA  - en
ID  - RM_1974_29_2_a11
ER  -