References
Junichiro Sawamura
with Miura Takahiro, Arita Shoma, Hiyama Atsushi, Kobayashi Masatomo, Itoko Toshinari, Hirose Michitaka (2016). Work motivating factors of the communications in a crowd-powered microvolunteering site. In M. Antona & C. Stephanidis (eds.) Universal access in human-computer interaction. methods, techniques, and best practices (pp. 359-370). Dordrecht: Springer.