@article{oai:repository.dl.itc.u-tokyo.ac.jp:00019072,
 author = {横山, 秀史 and 永田, 茂 and 片山, 恒雄},
 issue = {12},
 journal = {生産研究},
 month = {Dec},
 pages = {633--636},
 title = {研究速報 : フラクタル次元を用いた人間行動の定量的分析},
 volume = {43},
 year = {1991}
}