STRUCTURAL MODELS OF FESEX СтатьяKurmaev E.Z., Skorikov N.A., Finkelstein L.D., Korotin M.A., Izyumov Y.A., Mcleod J.A., Moewes A., Xie Y.L., Wu G., Chen X.H.Journal of Physics Condensed Matter. Том 21. 2009. 435702 с.