Spin correlations in the two-dimensional spin-5/2 Heisenberg antiferromagnet Rb2MnF4 Y. S. Lee, M. Greven, B. O. Wells, R. J. Birgeneau and G. Shirane Eur. Phys. J. B, 5 1 (1998) 15-22 Published online: 15 September 1998 DOI: 10.1007/s100510050413