Terelak, J. F., R. Jolanta, T. Jasiński, M. Turek, and M. Margańska. “Reactivity As a Characteristic of Temperament in Relation to Tolerance of Dental Treatment Stress”. Studia Psychologica: Theoria Et Praxis, no. 3, Apr. 2002, pp. 21-39, https://czasopisma.uksw.edu.pl/index.php/sp/article/view/2294.