TY  - JOUR
AU  - Vacek, Jiří
TI  - Dual variational principles for an elliptic partial differential equation
JO  - Applications of Mathematics
PY  - 1976
SP  - 5
EP  - 27
VL  - 21
IS  - 1
UR  - http://geodesic.mathdoc.fr/articles/10.21136/AM.1976.103619/
DO  - 10.21136/AM.1976.103619
LA  - en
ID  - 10_21136_AM_1976_103619
ER  -