NARANJO, J. D.; ANCINES, C. A.; DOS SANTOS, C. F.; KRENZINGER, A. COMPARATIVE ANALYSIS OF A PASSIVE SYSTEM WITH AN ACTIVE WATER HEATING SYSTEM BY MEANS OF VACUUM SOLAR COLLECTOR GLASS TUBES. Revista de Engenharia Térmica, [S. l.], v. 15, n. 1, p. 15–19, 2016. DOI: 10.5380/reterm.v15i1.62154. Disponível em: https://revistas.ufpr.br/reterm/article/view/62154. Acesso em: 7 jan. 2026.