ANALISA EFISIENSI ROOFTOP SOLAR COPRA DRYER DENGAN SUSUNAN KOLEKTOR SECARA SERI. Jurnal Teknik Mesin, [S. l.], v. 3, n. 2, p. 70–77, 2013. DOI: 10.21063/jtm.2013.v3.i2.70-77. Disponível em: https://jtm.itp.ac.id/index.php/jtm/article/view/633. Acesso em: 21 agu. 2025.