GWTC-3: Compact binary coalescences observed by LIGO and Virgo during the second part of the third observing run

LIGO Scientific Collaboration, Virgo Collaboration, KAGRA Collaboration, G. Ashton, G. S. Cabourn Davies, O. Edy, I. W. Harry, C. G. Hoy, D. Keitel, A. P. Lundgren, R. Macas, C. McIsaac, S. Mozzon, L. K. Nuttall, A. E. Tolley, M. J. Williams, A. R. Williamson