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Erratum: Single-particle excitations in a quantum antiferromagnet
K. J. von Szczepanski, P. Horsch, W. Stephan, and M. Ziegler
Phys. Rev. B 45, 5118 (1992)
Erratum: Bose condensation in quasi-one-dimensional antiferromagnets in strong fields
Ian Affleck
Phys. Rev. B 45, 5118 (1992)