VizieR online Data Catalogue associated with article published in journal Astronomical Journal (AAS) with title 'A spectroscopic study of the environments of gravitational lens galaxies.' (bibcode: 2006ApJ...641..169M)
Momcheva, I. (Creator), Williams, K. (Creator), Keeton, C. (Creator), Zabludoff, A. (Creator) (2008). Spectroscopy in lens fields. Centre de Donnees Strasbourg (CDS). 10.26093/cds/vizier.16410169