TY  - JOUR
AU  - J. Pitkäranta
TI  - Boundary Subspaces for the Finite Element Method With Lagrange Multipliers.
JO  - Numerische Mathematik
PY  - 1979
SP  - 273
EP  - 290
VL  - 33
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/NUMA_1979__33_132641/
ID  - NUMA_1979__33_132641
ER  -