Encyclopedic dictionary of condensed matter physics / edited by Charles P. Poole,
Jr., 2004 (d'après Fizika tverdogo tela : Ènciklopedičeskij slovarʹ / NAN Ukrainy,
Institut fiziki (Kiev) ; V. G. Bar'yakhtar (réd.), 1996)
Spin waves / A.I. Akhiezer, V.G. Barʹyakhtar, S.V. Peletminskii ; Translated [from
the Russian] by S. Chomet ; Translation edited by S. Doniach, 1968