ZhETF, Vol. 68,
No. 2,
p. 568 (May 1975)
(English translation - JETP,
Vol. 41,
No. 2,
p. 280,
May 1975
)
The issue content is only available in english translation.
Calculation of the effective mass of an electron in a periodic field near the edge of an energy band
O.B. Firsov
Received: May 7, 1974
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