Rimé, B., Schiaratura, L., Hupet, M., & Ghysselinckx, A. (1984). Effects of Relative Immobilization On the Speakers Nonverbal Behavior and On the Dialog Imagery Level. Motivation and Emotion, 8(4), 311-325. https://doi.org/10.1007/BF00991870 (Original work published 1984)