SPUNEI, Elisabeta; CSEPEI, Arpad; PIROI, Ion; PIROI, Florina; ROTARU, Mihai. Study on the importance of upgrading public lighting systems. Studia Universitatis Babeș-Bolyai Engineering, [S. l.], v. 67, n. 1, p. 224–237, 2022. DOI: 10.24193/subbeng.2022.1.22. Disponível em: https://studia.reviste.ubbcluj.ro/index.php/subbengineering/article/view/2236. Acesso em: 5 feb. 2025.