JETP, Vol. 41,
No. 1,
p. 95 (May 1975)
(Russian original - ZhETF,
Vol. 68,
No. 1,
p. 196,
May 1975
)
The possibility of conservation of singularities of the phonon state density in the case of isotropic disordering of perfect crystals
E.M. lolin
Received: May 17, 1974
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