共 13 条
[2]
BROWDER FE, 1971, 27 MATH RES CTR PUBL, P425
[3]
FIGUEIREDO DD, 1974, COMMENT MATH U CAROL, V15, P415
[4]
FIGUEIREDO DGD, 1972, J MATH ANAL APPL, V39, P37
[5]
FUCIK S, 1974, CZECH MATH J, V24, P467
[6]
FUCIK S, 1974, FUNKCIAL EKVAC, V17, P73
[7]
FUCIK S, 1973, 3RD CZECH C DIFF EQU, V1, P163
[8]
GUSTAFSON K, 1973, ARCH RATION MECH AN, V52, P10
[9]
GUSTAFSON K, 1972, ARCH RATION MECH AN, V48, P109