LINEAR CHAIN ANTIFERROMAGNET KCuF3 AND FERROMAGNET K2CuF4 KINSHIRO HIRAKAWA, ISAO YAMADA et YUKIHISA KUROGIJ. Phys. Colloques, 32 C1 (1971) C1-890-C1-891DOI: https://doi.org/10.1051/jphyscol:19711315
