Luttinger theorem for a spin-density-wave stateB. L. Altshuler, A. V. Chubukov, A. Dashevskii, A. M. Finkel'stein and D. K. MorrEurophys. Lett., 41 4 (1998) 401-406DOI: https://doi.org/10.1209/epl/i1998-00164-y