
JETP, Vol. 76,
No. 4,
p. 701 (April 1993)
(Russian original - ZhETF,
Vol. 103,
No. 4,
p. 1434,
April 1993
)
Variations of the electron spectrum in the neighborhood of Van Hove points, carrier localization, and structural instability in interaction with a long-wave perlodic perturbation in low-dimensional systems
L.A. Manakova, L.A. Maksimov
Received: November 18, 1992
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