共 50 条
- [26] Hidden and contact symmetries of ordinary differential equations JOURNAL OF PHYSICS A-MATHEMATICAL AND GENERAL, 1995, 28 (23): : 6707 - 6716
- [28] A nonlocal connection between certain linear and nonlinear ordinary differential equations/oscillators (vol 39, pg 9743, 2006) JOURNAL OF PHYSICS A-MATHEMATICAL AND GENERAL, 2006, 39 (34): : 10945 - 10945