M.del C. Viola, M.S. Augsburger, R.M. Pinacca, J.C. Pedregosa, R.E. Carbonio, R.C. Mercader,
Order–disorder at Fe sites in SrFe2/3B″1/3O3 (B″=Mo, W, Te, U) tetragonal double perovskites Journal of Solid State Chemistry. ,vol. 175, pp. 252- 257 ,(2003) ,
10.1016/S0022-4596(03)00257-3