Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Kiyomiya O. and Habuchi T. and Sano K. and Naitou H. and Harada T.,Preliminary Investigation on Historic Concrete Revetment at Gunkan Island,Concrete Journal,03871061,Japan Concrete Institute,2013,51,12,975-983,https://cir.nii.ac.jp/crid/1390282679518672896,https://doi.org/10.3151/coj.51.975