To cite the service as such, we suggest the following BibTeX entry:
@MISC{vo:shomydl, year=2021, title={Shomydl Datalink Formatter}, author={Demleitner, M.}, url={http://dc.zah.uni-heidelberg.de/shomydl/q/f/info}, howpublished={{VO} resource provided by the {GAVO} Data Center} }