共 50 条
- [42] OSCILLATIONS OF SYSTEMS WITH TIME-DEPENDENT PARAMETERS JOURNAL OF APPLIED MATHEMATICS AND MECHANICS-USSR, 1969, 33 (02): : 317 - &
- [44] Invariants for time-dependent Hamiltonian systems Physical Review E - Statistical, Nonlinear, and Soft Matter Physics, 2001, 64 (2 II): : 265031 - 265039
- [48] A SOLUTION OF A TIME-DEPENDENT EQUATION OF RADIATIVE TRANSFER ASTROPHYSICAL JOURNAL, 1970, 159 (03): : 1029 - &
- [49] TIME-DEPENDENT ENERGY-TRANSFER RATES BULLETIN OF THE AMERICAN PHYSICAL SOCIETY, 1972, 17 (03): : 234 - &