Confliction-Like Dynamics of Rule 20 ECA of Wolfram Class II. - Fumio Ohi; Takanori Ichikawa (ACRI, 2012)

Attention and engagement-awareness in the wild: A large-scale study with adaptive notifications. - Tadashi Okoshi; Kota Tsubouchi; Masaya Taji; Takanori Ichikawa; Hideyuki Tokuda (PerCom, 2017)