@article{05237398,
title = {On simulations of the classical harmonic oscillator equation by difference equations.},
journal = {Advances in Difference Equations [electronic only]},
volume = {2006},
year = {2006},
doi = {10.1155/ADE/2006/40171},
zbl = {1139.65056},
language = {en},
url = {http://dml.mathdoc.fr/item/05237398}
}
Cieśliński, Jan L.; Ratkiewicz, Bogusław. On simulations of the classical harmonic oscillator equation by difference equations.. Advances in Difference Equations [electronic only], Tome 2006 (2006) . doi : 10.1155/ADE/2006/40171. http://gdmltest.u-ga.fr/item/05237398/