TY - JOUR AU - M. A. Malakhaltsev TI - Differential complex associated to closed differential forms of nonconstant rank JO - Lobachevskii journal of mathematics PY - 2006 SP - 183 EP - 192 VL - 23 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/LJM_2006_23_a6/ LA - en ID - LJM_2006_23_a6 ER -