Topa Valentim, H. V. “Dialogical Occurrences of Bem in European Portuguese. Enunciative Stability and Deformability”. L’Analisi Linguistica E Letteraria, vol. 16, no. 1, July 2009, pp. 305-1, https://www.analisilinguisticaeletteraria.eu/index.php/ojs/article/view/413.