The nature of the methanol maser ring G23.657-00.127: I. The distance through trigonometric parallax measurements

Authors: 
Bartkiewicz, A.; Brunthaler, A.; Szymczak, M.; van Langevelde, H. J.; Reid, M. J.
Year: 
2 008
arXiv: 
http://arxiv.org/abs/0809.1948
Sub project: 
A
Journal Reference: 
A&A 490, 787