KIRSCHNER, S. Fighting against Urban Air Pollution: Mexico City and its Participation in the Pan American Air Pollution Sampling Network (1967–1980). Comparativ, [S. l.], v. 30, n. 1/2, p. 142–159, 2020. DOI: 10.26014/j.comp.2020.01-02.08. Disponível em: https://www.comparativ.net/v2/article/view/3036. Acesso em: 25 jul. 2021.