1. PAFit::coauthor.author_id
    A collaboration network between authors of papers in the field of complex networks with article time-stamps
    matrix|1619 x 2
  2. PAFit::coauthor.net
    A collaboration network between authors of papers in the field of complex networks with article time-stamps
    matrix|2849 x
  3. PAFit::coauthor.truetime
    A collaboration network between authors of papers in the field of complex networks with article time-stamps
    matrix|145 x 2