@article{01780411,
title = {Method of replacing the variables for generalized symmetry of the D'Alembert equation.},
journal = {International Journal of Mathematics and Mathematical Sciences},
volume = {30},
year = {2002},
pages = {149-155},
doi = {10.1155/S0161171202012966},
zbl = {1010.35065},
language = {en},
url = {http://dml.mathdoc.fr/item/01780411}
}
Kotel'nikov, Gennadii A. Method of replacing the variables for generalized symmetry of the D'Alembert equation.. International Journal of Mathematics and Mathematical Sciences, Tome 30 (2002) pp. 149-155. doi : 10.1155/S0161171202012966. http://gdmltest.u-ga.fr/item/01780411/