TY - JOUR AU - N. A. Izobov AU - E. N. Krupchik TI - The Construction of a Pfaff Linear System Whose Solutions Have an Arbitrary Given Boundary Lower Exponent Set JO - Differencialʹnye uravneniâ PY - 2002 SP - 1310 EP - 1321 VL - 38 IS - 10 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/DE_2002_38_10_a2/ LA - ru ID - DE_2002_38_10_a2 ER -