95 citations · 142 across the 2 of their papers we have counts for
2 papers
astro-ph2006★ 47 cited
Optical spectroscopy of BL Lacertae objects. Broad lines, companion galaxies and redshift lower limits
B. Sbarufatti, R. Falomo, A. Treves +2
Aims: We present optical spectroscopy of a sample of BL Lac objects, to determine their redshift, to study their broad emission line properties and to characterize their close envi…
astro-ph2006★ 95 cited
ESO-VLT optical spectroscopy of BL Lac objects: II. New redshifts, featureless objects and classification assessments
B. Sbarufatti, A. Treves, R. Falomo +3
We report on ESO Very Large Telescope optical spectroscopy of 42 BL Lacertae objects of unknown redshift. Nuclear emission lines were observed in 12 objects, while for another six…