CyLog/Crowd4U: A Declarative Platform for Complex Data-centric Crowdsourcing. - Atsuyuki Morishima; Norihide Shinagawa; Tomomi Mitsuishi; Hideto Aoki; Shun Fukusumi (Proc. VLDB Endow., 2012)

Game Aspect: An Approach to Separation of Concerns in Crowdsourced Data Management. - Shun Fukusumi; Atsuyuki Morishima; Hiroyuki Kitagawa (CAiSE, 2015)

CyLog/Game aspect: An approach to separation of concerns in crowdsourced data management. - Atsuyuki Morishima; Shun Fukusumi; Hiroyuki Kitagawa (Inf. Syst., 2016)