TY  - BOOK
AU  - Stephani, Hans.
AU  - MacCallum, M. A. H.
TI  - Differential equations: their solution using symmetries 
SN  - 0521355311
AV  - QA371 .S8473 1989
U1  - 515.35 19
PY  - 1989///
CY  - Cambridge [England], New York
PB  - Cambridge University Press
KW  - Differential equations
KW  - Numerical solutions
KW  - Symmetry
N1  - Includes bibliographical references (p. [253]-254)
UR  - http://www.loc.gov/catdir/description/cam023/88036744.html
UR  - http://www.loc.gov/catdir/toc/cam021/88036744.html
ER  -