@article{GDZPPN001184393,
title = {Equilibria of Runge-Kutta methods.},
journal = {Numerische Mathematik},
volume = {58},
year = {1990},
pages = {243-254},
zbl = {0693.65047},
url = {http://dml.mathdoc.fr/item/GDZPPN001184393}
}
Hairer, E.; Sanz-Serna, J.M.; Iserles, A. Equilibria of Runge-Kutta methods.. Numerische Mathematik, Tome 58 (1990) pp. 243-254. http://gdmltest.u-ga.fr/item/GDZPPN001184393/