TY - JOUR T1 - What are communities of practice? A comparative review of four seminal works. JO - Journal of Information Science PY - 2005/01/01 AU - Cox A ED - DO - DOI: 10.1177/0165551505057016 PB - SAGE VL - 31 SP - 527 EP - 540 Y2 - 2025/06/23 ER -