Donno, Monica; Ferrari, Aleck; Scarpelli, Annalisa; Perlo, Pietro; Bocca, Alberto (12–16 March 2012). "Mechatronic system for energy efficiency in bus transport". Design, Automation & Test in Europe Conference & Exhibition, 2012. pp. 342–343. doi:10.1109/DATE.2012.6176493. ISBN978-1-4577-2145-8.
"Archived copy"(PDF). kiiramotors.com. Archived from the original(PDF) on 24 February 2016. Retrieved 14 January 2022.{{cite web}}: CS1 maint: archived copy as title (link)
"Archived copy"(PDF). kiiramotors.com. Archived from the original(PDF) on 24 February 2016. Retrieved 14 January 2022.{{cite web}}: CS1 maint: archived copy as title (link)