@phdthesis{oai:tsukuba.repo.nii.ac.jp:00020817,
 author = {宇都宮, 陽二朗 and Utsunomiya, Yojiro},
 month = {},
 note = {1989},
 school = {筑波大学, University of Tsukuba},
 title = {Modeling of soil moisture estimation and its application to remote sensing and mapping},
 year = {1990}
}