TY  - JOUR
AU  - N. S. Nadirashvili
TI  - An isoperimetric inequality for the main frequency of a clamped plate
JO  - Doklady Akademii Nauk
PY  - 1993
SP  - 436
EP  - 439
VL  - 332
IS  - 4
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/DAN_1993_332_4_a9/
LA  - ru
ID  - DAN_1993_332_4_a9
ER  -