Hirokazu Suzuki, Ken Saito, Kohei Nakashima, Yoshio Murakami. Improving Fuel Consumption by Stopping Two or Three Fuel Injectors in a Six-Cylinder Gasoline Engine. Japan Society for Design Engineering. 2011. 46. 12. 64-68
Hirokazu Suzuki, Masayuki Iwase, Kouki Yamaji. Study of the Teaching Materials of the Engine Control System with the Microcomputer. 2008. 13. 33-38
Kouki Yamaji, Hirokazu Suzuki. Research on Variable Cylinders of the Tandem 4-Cylinder Gasoline Engine for Fuel Economy. Journal of Robotics and Mechatronics. 2008. 20. 1. 75-81