WIELGUS, Jan; KASPEREK, Dariusz; MAŁEK, Arkadiusz; ŁUSIAK, Tomasz. Developed generations of electric buses produced by Ursus. AUTOBUSY – Technika, Eksploatacja, Systemy Transportowe, [S. l.], v. 18, n. 11, p. 18–23, 2017. DOI: 10.24136/atest.2017.041. Disponível em: https://journals.economic-research.pl/atest/article/view/687. Acesso em: 20 may. 2024.