共 50 条
- [5] ALMOST PERIODIC-SOLUTIONS OF ONE DIMENSIONAL WAVE-EQUATIONS WITH PERIODIC COEFFICIENTS [J]. JOURNAL OF MATHEMATICS OF KYOTO UNIVERSITY, 1989, 29 (03): : 463 - 487
- [6] ON MULTIPLE PERIODIC-SOLUTIONS FOR SEMILINEAR WAVE-EQUATIONS WITH FORCING TERMS [J]. DIFFERENTIAL EQUATIONS //: PROCEEDINGS OF THE EQUADIFF CONFERENCE, 1989, 118 : 327 - 333