TY - JOUR AU - D. K. Potapov TI - Estimation of operator norms in eigenvalue problems for equations with discontinuous operators JO - Izvestiya of Saratov University. Mathematics. Mechanics. Informatics PY - 2011 SP - 41 EP - 45 VL - 11 IS - 4 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/ISU_2011_11_4_a5/ LA - ru ID - ISU_2011_11_4_a5 ER -