TY - JOUR AU - Oleg V. Kaptsov TI - Symmetries of differential ideals and differential equations JO - Žurnal Sibirskogo federalʹnogo universiteta. Matematika i fizika PY - 2019 SP - 185 EP - 190 VL - 12 IS - 2 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/JSFU_2019_12_2_a4/ LA - en ID - JSFU_2019_12_2_a4 ER -