Robert I. McLachlan, Dion R. J. O Neale. Preservation and destruction of periodic orbits by symplectic integrators. Numerical Algorithms, 53(2-3):343-362, 2010. [doi]
@article{McLachlanO10,
title = {Preservation and destruction of periodic orbits by symplectic integrators},
author = {Robert I. McLachlan and Dion R. J. O Neale},
year = {2010},
doi = {10.1007/s11075-009-9352-6},
url = {http://dx.doi.org/10.1007/s11075-009-9352-6},
researchr = {https://researchr.org/publication/McLachlanO10},
cites = {0},
citedby = {0},
journal = {Numerical Algorithms},
volume = {53},
number = {2-3},
pages = {343-362},
}