@article{01367448,
title = {Reduction of the modified Poincar\'e differential equation to Birkhoff matrix form.},
journal = {Southwest Journal of Pure and Applied Mathematics [electronic only]},
volume = {2},
year = {1999},
pages = {13-22},
zbl = {0936.34050},
language = {en},
url = {http://dml.mathdoc.fr/item/01367448}
}
Risteski, Ice B. Reduction of the modified Poincaré differential equation to Birkhoff matrix form.. Southwest Journal of Pure and Applied Mathematics [electronic only], Tome 2 (1999) pp. 13-22. http://gdmltest.u-ga.fr/item/01367448/