TY  - JOUR
AU  - C. Muriel
AU  - J. L. Romero 
TI  - C infinity-Symmetries and Reduction of Equations Without Lie Point Symmetries
JO  - Journal of Lie theory
PY  - 2003
SP  - 167
EP  - 188
VL  - 13
IS  - 1
PB  - mathdoc
UR  - http://geodesic.mathdoc.fr/item/JLT_2003_13_1_JLT_2003_13_1_a9/
ID  - JLT_2003_13_1_JLT_2003_13_1_a9
ER  -