@article{Timokhin:2009,
author
=
"A.Timokhin",
title
=
"Force-free magnetosphere of an aligned rotator with differential rotation of open magnetic field lines",
journal
=
"Astrophysics and Space Science",
volume
=
"Vol. 308",
number
=
"no. 1-4",
pages
=
"575--579",
year
=
"2007",
}