共 50 条
- [42] Oscillation theorems of solution of second-order neutral differential equations AIMS MATHEMATICS, 2021, 6 (11): : 12771 - 12779
- [43] OSCILLATION THEOREMS FOR SECOND-ORDER DIFFERENTIAL EQUATIONS WITH RETARDED ARGUMENT PROCEEDINGS OF THE JAPAN ACADEMY, 1974, 50 (5-6): : 342 - 346
- [44] LOCAL AND NON-LOCAL THEOREMS OF EXISTENCE FOR NON-LINEAR SECOND-ORDER PARABOLIC EQUATIONS DOKLADY AKADEMII NAUK SSSR, 1961, 136 (02): : 292 - +
- [48] ON OSCILLATION OF SECOND-ORDER LINEAR ORDINARY DIFFERENTIAL EQUATIONS MEMOIRS ON DIFFERENTIAL EQUATIONS AND MATHEMATICAL PHYSICS, 2011, 54 : 69 - 81
- [49] Oscillation of second-order linear delay differential equations CENTRAL EUROPEAN JOURNAL OF MATHEMATICS, 2008, 6 (03): : 439 - 452