共 50 条
- [21] A VARIATIONAL PRINCIPLE FOR LINEAR AND NONLINEAR-WAVE PROPAGATION IN A DISSIPATIVE MEDIUM PHYSICA SCRIPTA, 1991, 43 (03): : 236 - 239
- [24] WEAK PERIODIC-SOLUTIONS OF A NONLINEAR-WAVE EQUATION MATEMATICA APLICADA E COMPUTACIONAL, 1988, 7 (03): : 169 - 185
- [25] BEHAVIOR AT INFINITY FOR A NONLINEAR-WAVE EQUATION WITH PERIODIC FORCING COMPTES RENDUS HEBDOMADAIRES DES SEANCES DE L ACADEMIE DES SCIENCES SERIE A, 1978, 287 (08): : 619 - 621
- [27] CONTROLLABILITY OF NONLINEAR-WAVE EQUATION IN SEVERAL SPACE VARIABLES SIAM JOURNAL ON CONTROL, 1976, 14 (01): : 19 - 25
- [30] ON APPROXIMATE SYMMETRY AND SOLUTIONS OF THE NONLINEAR-WAVE EQUATION WITH A PERTURBATION DOPOVIDI AKADEMII NAUK UKRAINSKOI RSR SERIYA A-FIZIKO-MATEMATICHNI TA TECHNICHNI NAUKI, 1989, (08): : 18 - 21