@book{ BA89967491, author = "National Research Council (U.S.). Committee on Mitigating Shore Erosion Along Sheltered Coasts and National Research Council (U.S.). Ocean Studies Board and National Academy Press (U.S.)", title = "Mitigating shore erosion along sheltered coasts", publisher = "National Academies Press", year = "2007", URL = "https://ci.nii.ac.jp/ncid/BA89967491" }