Haseldine, Peter (September–October 2017). "Through the Mountains by Trolleybus". Trolleybus Magazine. No. 335. UK: National Trolleybus Association. pp. 176–182. ISSN0266-7452.
Lassbacher, Ernst (May–June 1989). "Trolleybuses in Japan: Part 3". Trolleybus Magazine. No. 165. UK: National Trolleybus Association. pp. 60–62. ISSN0266-7452.