TY - JOUR AU - V. V. Filippov TI - Optimal Solution Space and Regularization of Equations with Discontinuities in the Space Variables JO - Matematičeskie zametki PY - 2001 SP - 458 EP - 467 VL - 70 IS - 3 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/MZM_2001_70_3_a12/ LA - ru ID - MZM_2001_70_3_a12 ER -