THE NEW EXPERIMENTAL RESULTS ON MAGNETIC ORDER IN bcc SOLID 3He ARE WELL EXPLAINED BY PLANAR FOUR SPIN EXCHANGE M. Roger, J. M. Delrieu et J. H. HetheringtonJ. Phys. Colloques, 41 C7 (1980) C7-241-C7-248DOI: https://doi.org/10.1051/jphyscol:1980738
