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@article{JLT_1991_1_1_a8, author = {G. Czichowski}, title = {A {Lie} {Theory} of {Differential} {Equations} and {Computer} {Algebra}}, journal = {Journal of Lie theory}, pages = {083--092}, publisher = {mathdoc}, volume = {1}, number = {1}, year = {1991}, url = {http://geodesic.mathdoc.fr/item/JLT_1991_1_1_a8/} }
G. Czichowski. A Lie Theory of Differential Equations and Computer Algebra. Journal of Lie theory, Tome 1 (1991) no. 1, pp. 083-092. http://geodesic.mathdoc.fr/item/JLT_1991_1_1_a8/