Masaaki Hayakawa
- Study of Luminous Distribution Design of Tunnel Base Lighting. Dans: Journal of the Illuminating Engineering Institute of Japan, v. 100, n. 6 ( 2016). (2016):
- トンネル基本照明下における先行車の視認性. Visibility of the preceding cars in the tunnel interior lighting. Dans: Journal of the Illuminating Engineering Institute of Japan, v. 86 ( 2002). (2002):