Cite VizieR catalogue

J/ApJ/658/203 (Helmboldt J.F.)

Cite the catalogue (data) and the VizieR service
Bibtex 

@dataset{vizier:J/ApJ/658/203,
  author={Helmboldt J.F., Taylor G.B., Tremblay S., Fassnacht C.D., Walker R.C.,Myers S.T., Sjouwerman L.O., Pearson T.J., Readhead A.C.S., Weintraub L.,Gehrels N., Romani R.W., Healey S., Michelson P.F., Blandford R.D.,Cotter G.},
  title = {VLBA imaging and polarimetry survey at 5GHz},
  publisher = { Centre de Donnees astronomique de Strasbourg (CDS) },
  doi = {https://doi.org/10.26093/cds/vizier.16580203}
}

Cite VizieR

VizieR service DOI: 10.26093/cds/vizier

Cite VizieR service only.
Bibtex: 
@MISC{vizier,
  author = { Ochsenbein F. et. al},
  title = "{ The VizieR database of astronomical catalogues }",
  publisher = "{ Centre de Donnees astronomique de Strasbourg (CDS) }",
  doi = {https://doi.org/10.26093/cds/vizier}
}

Cite article

Cite the article attached to the catalogue.
Citation by ADS: 2007ApJ...658..203H

Acknowledging the VizieR Service

If the access to catalogues with VizieR was helpful for your research work,the following acknowledgment would be appreciated: 
"This research has made use of the VizieR catalogue access tool, CDS,
 Strasbourg, France (DOI : 10.26093/cds/vizier). The original description 
 of the VizieR service was published in 2000, A&AS 143, 23"

More information

Rules of usage for VizieR data
AAS policies