"Noma, Y.,Watanabe, K.,Miki, T.,Niwa, J","Evaluation of the local behavior of recycled concrete under cyclic loading by image analysis","Fifth International Conference on Urban Earthquake Engineering",,,,,"pp. 239-244",2008,Mar.
"青柳貴洋,中川弘充,西方敦博,丹羽英二,高橋 直文","文字抽出処理を施した遠隔講義用高精細板書画像伝送システムの開発","日本教育工学会第23回全国大会","日本教育工学会第23回全国大会講演論文集","日本教育工学会","Vol. 1a-205-03",,"pp. 239-240",2007,Sept.
"ken watanabe,Eiji Niwa,Hiroshi Yokota,Iwanami","Experimental study on stress-strain curve of concrete considering localized failure in compression",,"Journal of Advanced Concrete Technology","Japan concrete institude","Vol. 2","No. 3","pp. 395-407",2004,Oct.
"Lertsrisakulrat, T.,ken watanabe,Matsuo, M.,Eiji Niwa","Experimental study on parameters in localization of concrete subjected to compression",,"Concrete Library of JSCE","土木学会",,"No. 38","pp. 225-236",2001,Dec.