@phdthesis{oai:tsukuba.repo.nii.ac.jp:00033000,
 author = {長谷川, 祐治},
 month = {},
 note = {2013},
 school = {筑波大学, University of Tsukuba},
 title = {ハイドロフォンを用いた流砂量計測手法},
 year = {2014}
}