Evidence for magnetic organization of high Tc superconductor YBa 2 Cu8O7 observed by neutron diffraction B. Farnoux, R. Kahn, A. Brulet, G. Collin et J.P. PougetJ. Phys. France, 48 10 (1987) 1623-1625DOI: https://doi.org/10.1051/jphys:0198700480100162300