Spin-wave renormalization in the Heisenberg ferromagnet. II. Consistent linearized Green's-function theory forS=12
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1970 ◽
Vol 25
(10)
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pp. 669-672
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1975 ◽
Vol 20
(4)
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pp. 412-412
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1991 ◽
Vol 60
(7)
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pp. 2394-2405
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