TY - JOUR AU - A. A. Gavryushkina TI - The theory of Lists and $\Sigma$-definability JO - The Bulletin of Irkutsk State University. Series Mathematics PY - 2011 SP - 27 EP - 38 VL - 4 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IIGUM_2011_4_4_a2/ LA - ru ID - IIGUM_2011_4_4_a2 ER -