Luttinger theorem for a spin-density-wave state B. L. Altshuler, A. V. Chubukov, A. Dashevskii, A. M. Finkel'stein and D. K. Morr Europhys. Lett., 41 4 (1998) 401-406 Published online: 01 September 2002 DOI: 10.1209/epl/i1998-00164-y