共 50 条
- [47] EXISTENCE THEOREMS FOR SYSTEMS OF THIRD ORDER DIFFERENTIAL EQUATIONS DYNAMIC SYSTEMS AND APPLICATIONS, 2010, 19 (01): : 1 - 23
- [50] BOUNDEDNESS THEOREMS FOR SOME SYSTEMS OF 2 DIFFERENTIAL EQUATIONS ATTI DELLA ACCADEMIA NAZIONALE DEI LINCEI RENDICONTI-CLASSE DI SCIENZE FISICHE-MATEMATICHE & NATURALI, 1971, 51 (06): : 472 - &