Improved variational wave function for the two-dimensional spin-1/2 Heisenberg antiferromagnet
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1984 ◽
Vol 80
(5)
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pp. 1988-1999
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1998 ◽
Vol 255
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pp. 145-149
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2004 ◽
Vol 141
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pp. 149-154
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Vol 88
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pp. 4852-4854
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