Year Joined

  • 2011
    39
  • 2012
    8
  • 2013
    16
  • 2014
    19
  • 2015
    27
  • 2016
    22
  • 2017
    28
  • 2018
    37
  • 2019
    24

Members

  • German National Library of Science and Technology
    220