This service has an associated publication. If you use its data, it may be appropriate to reference Apparent Places of Fundamental Stars, Karlsruhe: G. Braun, ISSN 0174-254 X either in addition to or instead of the service reference.
To cite the service as such, we suggest the following BibTeX entry:
@MISC{vo:apfs_hipquery, year=2007, title={{APFS} {HIP} Simple Query}, author={{GAVO} Data Centre}, url={https://dc.zah.uni-heidelberg.de/apfs/res/apfs_new/hipquery/info}, howpublished={{VO} resource provided by the {GAVO} Data Center} }