TY - JOUR AU - Yu. G. Rykov TI - On the variational approach to systems of quasilinear conservation laws JO - Trudy Matematicheskogo Instituta imeni V.A. Steklova PY - 2018 SP - 225 EP - 240 VL - 301 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TM_2018_301_a16/ LA - ru ID - TM_2018_301_a16 ER -