ZhETF, Vol. 58,
No. 1,
p. 257 (July 1970)
(English translation - JETP,
Vol. 31,
No. 1,
p. 140,
July 1970
)
The issue content is only available in english translation.
The Phonon Green Function for Small Energies and Momenta
V.N. Popov
Received: July 3, 1969
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