共 50 条
- [6] OSCILLATION OF NONLINEAR DIFFERENTIAL-EQUATIONS OF 2ND-ORDER [J]. PUBLICATIONES MATHEMATICAE-DEBRECEN, 1992, 40 (1-2): : 143 - 153
- [7] OSCILLATION THEOREMS FOR 2ND-ORDER SUPERLINEAR DIFFERENTIAL-EQUATIONS WITH DAMPING [J]. JOURNAL OF THE AUSTRALIAN MATHEMATICAL SOCIETY SERIES A-PURE MATHEMATICS AND STATISTICS, 1992, 53 : 156 - 165
- [8] ON OSCILLATION OF 2ND-ORDER DIFFERENTIAL-EQUATIONS [J]. INDIAN JOURNAL OF PURE & APPLIED MATHEMATICS, 1981, 12 (12): : 1425 - 1428
- [9] OSCILLATION OF 2ND-ORDER NEUTRAL DIFFERENTIAL-EQUATIONS [J]. CHINESE SCIENCE BULLETIN, 1990, 35 (09): : 712 - 718