Vieira, A. I., Ramos, A. V., Cavalheiro, L. M., Almeida, P., Nogueira, D., Reis, E....Castro-Caldas, A. (2016). Reliability and validity of the European Portuguese version of the Social Touch Questionnaire. Journal of Nonverbal Behavior, 40(4), 363?377. https://doi.org/10.1007/s10919-016-0239-7