@article{weko_60264_1,
   author	 = "Taizo,Iijima and Issei,Yamasaki and Mitsu,Yoshimura",
   title	 = "On the Centroid and the Spread of a Character Figure",
   journal	 = "Information Processing in Japan",
   year 	 = "1969",
   volume	 = "9",
   number	 = "0",
   pages	 = "23--30",
   month	 = "jan"
}