@article{Kasperczuk:2010,
author
=
"S.Kasperczuk",
title
=
"Bifurcations of periodic orbits and integrability of dynamical systems",
journal
=
"International Journal of Bifurcation and Chaos in Applied Sciences and Engineering",
volume
=
"Vol. 20",
number
=
"no 10",
pages
=
"3345--3349",
year
=
"2010",
}