S. Obayashi

Drag reduction of a pickup truck by a rear downward flap

S. Obayashi, Shinkyu Jeong, J. Ha, 2011 .

Multi-objective optimization and design rule mining for an aerodynamically efficient and stable centrifugal impeller with a vaned diffuser

Shigeru Obayashi, Shinkyu Jeong, K. Sugimura, 2010 .