Social and ethnic-racial inequities of physical accessibility to street markets in Porto Alegre/RS, Brazil. SciELO Preprints, 2023. DOI: 10.1590/SciELOPreprints.6326. Disponível em: https://preprints.scielo.org/index.php/scielo/preprint/view/6326. Acesso em: 1 ago. 2026.