About YUKAWA Satoshi
About Osaka Univ., Osaka, JPN
About WATANABE Takeru
About Osaka Univ., Osaka, JPN
About HARA Kenji
About Osaka Univ., Osaka, JPN
About Journal of the Physical Society of Japan
About network
About branching
About angular distribution
About erosion(geoscience)
About groundwater
About angle
About Japan
About bank erosion
About stream network
About bending angle
About 分岐角
About Limnology,potamology
About 日本
About 河川網
About 分岐
About 角分布