Ryuichi Shibasaki, Tomoki Ishikura, Motohisa Abe, Tomihiro Watanabe, Takayuki Yamane, Tsuneaki Yoshida, Kazutomo Abe, Toshinori Nemoto, Shinya Hanaoka, Kenji Ono [著]National Institute for Land and Infrastructure Management Ministry of Land, Infrastructure, Transport and Tourism2009.1<DE1-B26>