@article{Maciejewski:2009,
author
=
"A.Maciejewski and S.Popov and J.Strelcyn",
title
=
"The Euler equations on Lie algebra so(4): an elementary approach to integrability condition",
journal
=
"Journal of Mathematical Physics",
volume
=
"Vol. 42",
number
=
"no 6",
pages
=
"2701--2717",
year
=
"2001",
}