Comet Observations [C20 Kislovodsk Mtn. Astronomical Stn., Pulkovo Obs] Romas, E. ; Romas, E. S. ; Novichonok, A. ; Novichonok, A. O. ; Chestnov, D. N. Abstract Publication: Minor Planet Circulars Pub Date: November 2010 Bibcode: 2010MPC..72351..46R