To cite the service as such, we suggest the following BibTeX entry:
@MISC{vo:GloTS_tabcol, year=2010, title={{GloTS} columns for table}, author={{PADC}}, url={http://voparis-rr.obspm.fr/glots/q/showcols/info}, howpublished={{VO} resource provided by the {PADC} {TAP} Server on voparis-rr.obspm.fr} }