共 5 条
[1]
ANDREW, 1931, J IRON STEEL I, V2, P283
[2]
BENEDICKS, 1930, NON METALLIC ILLUSIO
[3]
Bowen NL, 1935, AM J SCI, V29, P151
[4]
HAY, 1933, J W SCOTLAND IRON ST, V41, P97
[5]
MCCAUGHEY, 1938, AM I MINING METALLUR, P169