@article{GDZPPN001185632,
title = {Conservation of integrals and symplectic structure in the integration of differential equations by multistep methods.},
journal = {Numerische Mathematik},
volume = {63},
year = {1992},
pages = {281-290},
zbl = {0741.65056},
url = {http://dml.mathdoc.fr/item/GDZPPN001185632}
}
Sanz-Serna, J.M.; Eirola, T. Conservation of integrals and symplectic structure in the integration of differential equations by multistep methods.. Numerische Mathematik, Tome 63 (1992) pp. 281-290. http://gdmltest.u-ga.fr/item/GDZPPN001185632/