共 23 条
[1]
ALIKAKOS ND, 1995, GAKUTO INT SER MATH, V1, P13
[5]
BERNIS F, 1988, HOUSTON J MATH, V14, P319
[6]
Bernis F., 1996, ADV DIFFER EQU-NY, V1, P337, DOI [10.57262/ade/1366896043, DOI 10.57262/ADE/1366896043]
[7]
Chen XF, 1996, J DIFFER GEOM, V44, P262
[9]
ELLIOTT CM, 1986, ARCH RATION MECH AN, V96, P339