77 citations · 512 across the 23 of their papers we have counts for
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Riccardo Scarpa, C. Megan Urry, Paolo Padovani +2
The HST NICMOS Camera 2 was used for H-band imaging of 12 BL Lacertae objects taken from the larger sample observed with the WFPC2 in the R band (Urry et al. 2000; Scarpa et al. 20…