N. F. Oliveira, "Talking about boundaries: symbolic boundaries and ethno-racial repertoires in contemporary Brazil", in Minorities and social networks/Minorités et réseaux sociaux. XIX ISA World Congr. of Sociology - Power, violence and justice. Reflections, Responses, Responsibilities (AISLF et RC14), Toronto, 2018, French Journal of Media Research, Ed., Toronto, 2018