TY  - JOUR
AU  - V. V. Kozlov
TI  - Quadratic conservation laws for equations of mathematical physics
JO  - Trudy Matematicheskogo Instituta imeni V.A. Steklova
PY  - 2020
SP  - 445
EP  - 494
VL  - 75
IS  - 3
UR  - http://geodesic.mathdoc.fr/item/RM_2020_75_3_a2/
LA  - en
ID  - RM_2020_75_3_a2
ER  -