1. Pragmatics in foreign language contexts;Alcón,2008
2. Transition relevant places and overlapping in (Spanish-English) conversational etiquette;Ardila;Modern Language Review,2004
3. Backchannels as a realization of interaction: some uses of mm and mhm in Spanish;Bravo Cladera,2010
4. Supportive fellow-speakers and cooperative conversations;Bublitz,1988
5. Comparative study of the listening response in Japanese casual conversation: Japanese and American learners;Chinen,2000