@phdthesis{oai:tsukuba.repo.nii.ac.jp:00008820,
 author = {武若, 聡 and Takewaka, Satoshi},
 month = {},
 note = {1989},
 school = {筑波大学, University of Tsukuba},
 title = {水面波の砕波に関する研究},
 year = {1990}
}