TY - JOUR AU - N. A. Sidorov AU - D. N. Sidorov TI - Skeleton decomposition of linear operators in the theory of nonregular systems of partial differential equations JO - The Bulletin of Irkutsk State University. Series Mathematics PY - 2017 SP - 75 EP - 95 VL - 20 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/IIGUM_2017_20_a5/ LA - ru ID - IIGUM_2017_20_a5 ER -