Reflection of atmospherics by the ionosphere

Boswell RW, 1936, Q J ROY METEOR SOC, V62, P499

LABY TH, 1937, NATURE, V139, P837

MUNRO G, 1932, 5 AUST R R BD

WILSON CTR, 1920, PHILOS T ROY SOC LON, V221, P737

Boswell RW, 1936, Q J ROY METEOR SOC, V62, P499

LABY TH, 1937, NATURE, V139, P837

MUNRO G, 1932, 5 AUST R R BD

WILSON CTR, 1920, PHILOS T ROY SOC LON, V221, P737