共 8 条
[2]
HERSCH J, 1968, CR ACAD SCI A MATH, V266, P690
[3]
HERSCH J, 1961, CR HEBD ACAD SCI, V252, P1714
[4]
Hersch J., 1965, ARCH RATION MECH AN, V20, P378
[5]
POLYA G, 1951, ISOPERIMETRI INEQUAL
[6]
POLYA G, 1955, MATH Z, V63, P331, DOI [DOI 10.1007/BF01187944), 10.1007/BF01187944]
[7]
SZEGO G, 1954, J RATION MECH ANAL, V3, P343
[8]
WEINBERGER HF, 1956, J RATION MECH ANAL, V5, P633