共 14 条
[1]
APPLETON, 1932, P ROY SOC A, V137, P36
[2]
APPLETON, 1938, P ROY SOC A, V164, P467
[3]
APPLETON, 1931, NATURE LOND, V127, P197
[4]
The critical-frequency method of measuring upper-atmospheric ionization
[J].
PROCEEDINGS OF THE PHYSICAL SOCIETY,
1939, 51
:81-92
[6]
Normal and abnormal region-E ionisation
[J].
PROCEEDINGS OF THE PHYSICAL SOCIETY,
1940, 52
:402-415
[7]
Appleton EV., 1935, P R SOC LOND A, V150, P685, DOI [10.1098/rspa.1935.0129, DOI 10.1098/RSPA.1935.0129]
[8]
BHAR, 1937, NATURE LOND, V139, P470
[10]
MITRA, 1934, NATURE, V133, P533