WANG, Junlin. An Exploration of Profinite Sets via Filters and Ultrafilters. Science and Technology of Engineering, Chemistry and Environmental Protection, [S. l.], v. 2, n. 6, p. 5672, 2024. DOI: 10.61173/gey6mf80. Disponível em: https://stecep.deanfrancis.press/article/view/1145. Acesso em: 23 oct. 2026.