PANJAITAN, A. T.; SIANTURI, T. A.; SIAHAAN, A. N. Performance analysis of solar collectors with varying glass thickness for water heaters. EDUCTUM: Journal Research, [S. l.], v. 5, n. 2, p. 288–293, 2026. DOI: 10.56495/ejr.v5i2.1605. Disponível em: https://jurnal.larisma.or.id/index.php/EJR/article/view/1605. Acesso em: 14 may. 2026.