Program: CLOCKSS

  • Publisher: Progress
  • Print ISSN: 0206-149X
  • Electronic ISSN: 1947-2641
  • OCLC Number:
  • Summary Holdings: v.1974-v.2000 (1974-2000); v.1 (2001); v.30-v.47 (2002-2019); v.2020 (2020)
  • Holdings Format: Digital