CHRISSANDHI, Erico Sofyan; PRATIWI, Christa Dian; HASTUTI, Tiwik Tri; HISJAM, Muhammad; SUTOPO, Wahyudi. Business conceptual design of photovoltaic installation for billboard lighting. Operations Excellence: Journal of Applied Industrial Engineering, Jakarta, Indonesia, v. 15, n. 2, p. 110–120, 2023. DOI: 10.22441/oe.2023.v15.i2.077. Disponível em: https://publikasi.mercubuana.ac.id/index.php/oe/article/view/18648. Acesso em: 29 jun. 2026.