TY - JOUR AU - V. V. Zharinov TI - Conservation laws, differential identities, and constraints of partial differential equations JO - Teoretičeskaâ i matematičeskaâ fizika PY - 2015 SP - 227 EP - 251 VL - 185 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/TMF_2015_185_2_a0/ LA - ru ID - TMF_2015_185_2_a0 ER -