Citation: El Khayati, N.; Cherkaoui El Moursli, R.; Rodriguez-Carvajal, J.; Roisnel, T.; Blanchard, N.; Bouree, F.; Andre, G.; Collin, G. (2001). Crystal and magnetic structures of the oxyphosphates M Fe P O5 (M = Fe, Co, Ni, Cu). Analysis of the magnetic ground state in terms of superexchange interactions. The European Physical Journal B, 22, pp. 429-442.