M. Aranguren and &. S. Tonnelat, Emotional Transactions in the Paris Subway: Combining Naturalistic Videotaping, Objective Facial Coding and Sequential Analysis in the Study of Nonverbal Emotional Behavior, Journal of Nonverbal Behavior, vol.26, issue.3, pp.495-521, 2014.
DOI : 10.1007/s10919-014-0193-1
URL : https://hal.archives-ouvertes.fr/halshs-01335651

G. Bateson, Steps to an ecology of mind: collected essays in anthropology, psychiatry, evolution, and epistemology, 1972.
DOI : 10.7208/chicago/9780226924601.001.0001

L. A. Camras, Expressive development and basic emotions, Cognition & Emotion, vol.6, issue.3, pp.269-83, 1992.
DOI : 10.1080/02699939208411072

I. Eibl-eibesfeldt, Human Ethology, 2007.
DOI : 10.1007/978-0-585-34289-4_1

P. Ekman and &. W. Friesen, Facial action coding system: a technique for the measurement of facial movement, 1978.

P. Ekman and &. K. Heider, The universality of a contempt expression: A replication, Motivation and Emotion, vol.181, issue.3, pp.303-311, 1988.
DOI : 10.1007/BF00993116

J. Fernández-dols, P. Carrera, and &. C. Crivelli, Facial Behavior While Experiencing Sexual Excitement, Journal of Nonverbal Behavior, vol.28, issue.1, pp.63-71, 2011.
DOI : 10.1007/s10919-010-0097-7

J. Fernández-dols and &. Ruiz-belda, Are smiles a sign of happiness? Gold medal winners at the Olympic Games., Journal of Personality and Social Psychology, vol.69, issue.6, pp.1113-1122, 1995.
DOI : 10.1037/0022-3514.69.6.1113

E. Goffman, Behavior in public places: notes on the social organization of gatherings, 1963.

E. T. Hall, The Hidden Dimension, Leonardo, vol.6, issue.1, 1966.
DOI : 10.2307/1572461

R. Hinde, Ethology: its nature and relations with other sciences, 1982.

C. Hjortsjö, Man's face and mimic language, pp.Student-litteratur, 1969.

C. E. Izard and &. O. Haynes, On the form and universality of the contempt expression: A challenge to Ekman and Friesen's claim of discovery, Motivation and Emotion, vol.39, issue.1, pp.1-16, 1988.
DOI : 10.1007/BF00992469

D. Keltner, Signs of appeasement: Evidence for the distinct displays of embarrassment, amusement, and shame., Journal of Personality and Social Psychology, vol.68, issue.3, pp.441-454, 1995.
DOI : 10.1037/0022-3514.68.3.441

A. Kittelson, Federal Transit Administration, & Transit Development Corporation Transit capacity and quality of service manual, 2003.

M. Mehu and &. R. Dunbar, Naturalistic observations of smiling and laughter in human group interactions, Behaviour, vol.145, issue.12, pp.1747-80, 2008.
DOI : 10.1163/156853908786279619

D. S. Messinger, A. Fogel, and &. K. Dickson, All smiles are positive, but some smiles are more positive than others., Developmental Psychology, vol.37, issue.5, pp.642-653, 2001.
DOI : 10.1037/0012-1649.37.5.642

B. Parkinson, A. H. Fischer, and &. A. Manstead, Emotion in social relations: cultural, group, and interpersonal processes, 2004.

M. Ruiz-belda, J. Fernández-dols, P. Carrera, and &. K. Barchard, Spontaneous facial expressions of happy bowlers and soccer fans, Cognition & Emotion, vol.17, issue.2, pp.315-341, 2003.
DOI : 10.1080/02699930302288

K. R. Scherer and &. G. Ceschi, Criteria for Emotion Recognition from Verbal and Nonverbal Expression: Studying Baggage Loss in the Airport, Personality and Social Psychology Bulletin, vol.26, issue.3, pp.327-366, 2000.
DOI : 10.1177/0146167200265006