Mark Kibanov, Raphael H. Heiberger, Simone Rödder, Martin Atzmueller, and Gerd Stumme. Social studies of scholarly life with sensor-based ethnographic observations. Scientometrics, (119)3:1387--1428, June 2019. [PUMA: Face-to-face Mixed RFID, Social Sociology analysis, interaction, methods, network of science] URL