Effect of vacancies on the spin density waves onset in Fe/Cr superlattices J. C. Parlebas, C. Demangeat, A. Mokrani, S. V. Yartsev, V. V. Ustinov and N. S. Yartseva Eur. Phys. J. B, 81 2 (2011) 203-207 Published online: 25 May 2011 DOI: 10.1140/epjb/e2011-20059-4