Guoting Chen, Jean Della Dora, Laurent Stolovitch. Nilpotent Normal Form via Carleman Linearization (for systems of ordinary differential equations). In ISSAC. pages 281-288, 1991. [doi]
@inproceedings{ChenDS91:0, title = {Nilpotent Normal Form via Carleman Linearization (for systems of ordinary differential equations)}, author = {Guoting Chen and Jean Della Dora and Laurent Stolovitch}, year = {1991}, doi = {10.1145/120694.120737}, url = {http://doi.acm.org/10.1145/120694.120737}, researchr = {https://researchr.org/publication/ChenDS91%3A0}, cites = {0}, citedby = {0}, pages = {281-288}, booktitle = {ISSAC}, }