"Hayashi Kunio,Osada Motoki,Kurosu Yuki,Yoji Miyajima,Onaka susumu","Log Angles: Characteristic Angles of Crystal Orientation Given by the Logarithm of Rotation Matrix",,"JOURNAL OF THE JAPAN INSTITUTE OF METALS","The Japan Institute of Metals and Materials","Vol. 79","No. 1","p. 9-15",2015,Jan.