HOFMANN, A. C. Numbers and geometrical forms as an intercultural ’language’. Journal of Intercultural Communication, London, U.K., v. 1, n. 2, p. 1–09, 1999. DOI: 10.36923/jicc.v1i2.360. Disponível em: https://immi.se/index.php/intercultural/article/view/Hofmann-1999. Acesso em: 26 mar. 2026.