Abou Raad, N. 2020. Redynamiser l’étude des mathématiques dans ‎l’enseignement libanais. Mise en place d’une activité ‎d’étude et de recherche sur les nombres relatifs<br>Revitalize the study of mathematics in Lebanese education - Establishment of a study and research activity on relative numbers. Educação Matemática Pesquisa Revista do Programa de Estudos Pós-Graduados em Educação Matemática. 22, 4 (set. 2020), 359–372. DOI:https://doi.org/10.23925/1983-3156.2020v22i4p359-372.