TY  - JOUR
AU  - X. Zhao
AU  - Y. Li
TI  - σ-Symmetries and First Integral of Differential Equations
JO  - Journal of Lie theory
PY  - 2024
SP  - 93
EP  - 112
VL  - 34
IS  - 1
UR  - http://geodesic.mathdoc.fr/item/JLT_2024_34_1_JLT_2024_34_1_a4/
ID  - JLT_2024_34_1_JLT_2024_34_1_a4
ER  -