TY  - BOOK
AU  - Henrot,A
TI  - Extremum problems for eigenvalues of elliptic operators
T2  - Frontiers in mathematics
SN  - 9783764377052 
U1  - 10.06 
PY  - 2006///
CY  - Basel
PB  - Birkhauser-Verlag
ER  -