Department of Civil & Environmental Engineering;
Ehime University;
Matsuyama;
Japan;
Department of Technology;
Tokuyama College;
Tokuyama;
Japan;
Department of Kure;
College of Technology;
Kure;
Japan;
Transfer; Matrix; Method; Folded; and; Curved; Grooves; Local; Distortional; and; Overall; Buckling; Strength; Buckling; Mode; Shapes;