TY  - JOUR
AU  - Mateu, Joan
TI  - A Counterexample in Lp Approximation by Harmonic Functions
JO  - Canadian journal of mathematics
PY  - 1997
SP  - 568
EP  - 582
VL  - 49
IS  - 3
UR  - http://geodesic.mathdoc.fr/articles/10.4153/CJM-1997-026-3/
DO  - 10.4153/CJM-1997-026-3
ID  - 10_4153_CJM_1997_026_3
ER  -