Patanamon Thongtanunam, Raula Gaikovina Kula, Ana Erika Camargo Cruz, Norihiro Yoshida, Kohei Ichikawa, Hajimu Iida. Mining History of Gamification Towards Finding Expertise in Question and Answering Communities: Experience and Practice with Stack Exchange. The Review of Socionetwork Strategies, 7(2):115-130, 2013. [doi]
Abstract is missing.