ON NORMAL-MODES OF GAS SHEETS AND DISKS

[1] DRURY LO, 1979, THESIS U CAMBRIDGE

[2] EXCITATION AND EVOLUTION OF DENSITY WAVES [J]. ASTROPHYSICAL JOURNAL, 1978, 222 (03) : 850 - 858

[3] Goldreich P., 1965, MON NOT R ASTRON SOC, V130, P125

[4] RICHARDSON CRITERION FOR COMPRESSIBLE SWIRLING FLOWS [J]. JOURNAL OF FLUID MECHANICS, 1975, 69 (MAY13) : 65 - 72

[5] GROUP VELOCITY OF SPIRAL WAVES IN GALACTIC DISKS [J]. ASTROPHYSICAL JOURNAL, 1969, 158 (3P1) : 899 - &

[1] DRURY LO, 1979, THESIS U CAMBRIDGE

[2] EXCITATION AND EVOLUTION OF DENSITY WAVES [J]. ASTROPHYSICAL JOURNAL, 1978, 222 (03) : 850 - 858

[3] Goldreich P., 1965, MON NOT R ASTRON SOC, V130, P125

[4] RICHARDSON CRITERION FOR COMPRESSIBLE SWIRLING FLOWS [J]. JOURNAL OF FLUID MECHANICS, 1975, 69 (MAY13) : 65 - 72

[5] GROUP VELOCITY OF SPIRAL WAVES IN GALACTIC DISKS [J]. ASTROPHYSICAL JOURNAL, 1969, 158 (3P1) : 899 - &