共 11 条
[4]
EELLS J, 1966, VARIATIONAL THEORY F, P22
[6]
Morrey C. B., 1966, MULTIPLE INTEGRALS C, V130
[8]
PALAIS R, 1968, F GLOBAL NONLINEAR A
[9]
Palais R.S., 1966, TOPOLOGY, V5, P115, DOI 10.1016/0040-9383(66)90013-9
[10]
Palais Richard S., 1966, TOPOLOGY, V5, P1