G. Shirane
Rev. Mod. Phys. 46, 437 (1974) - Published 1 July, 1974
Milton W. Cole
Rev. Mod. Phys. 46, 451 (1974) - Published 1 July, 1974
R. J. Elliott, J. A. Krumhansl, and P. L. Leath
Rev. Mod. Phys. 46, 465 (1974) - Published 1 July, 1974
E. Reya
Rev. Mod. Phys. 46, 545 (1974) - Published 1 July, 1974