Multimodal corpus of conversations in mother tongue and second language by same interlocutors. - Kosuke Kabashima; Kristiina Jokinen; Masafumi Nishida; Seiichi Yamamoto (GazeIn@ICMI, 2012)

Differences in Interactional Attitudes in Second Language Conversations: From the Perspective of Expertise. - Ichiro Umata; Seiichi Yamamoto; Kosuke Kabashima; Masafumi Nishida (CogSci, 2013)

Differences in Interactional Attitudes in Native and Second Languag Conversations: Quantitative Analyses of Multimodal Three-Party Corpus. - Seiichi Yamamoto; Keiko Taguchi; Ichiro Umata; Kosuke Kabashima; Masafumi Nishida (CogSci, 2013)