@article{Maciejewski:2012,
author
=
"A.Maciejewski and M.Przybylska and H.Yoshida",
title
=
"Necessary conditions for the existence of additional first integrals for Hamiltonian systems with homogeneous potential",
journal
=
"Nonlinearity",
volume
=
"Vol. 25",
number
=
"no 2",
pages
=
"255--277",
year
=
"2012",
}