@article{Löhmer:2009,
author
=
"O.Löhmer and W.Lewandowski and A.Wolszczan and R.Wielebiński",
title
=
"Shapiro delay in the PSR J1640+2224 binary system",
journal
=
"Astrophysical Journal",
volume
=
"Vol. 621",
pages
=
"388--392",
year
=
"2005",
}