Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) LEE Wonwoo and OHASHI Yoshinori and Nakajima Shiro and KAWAMOTO Seiichi and KUNISAKI Yuuki and Narita Toshiki,22127 Mechanical Properties of I-joist : Part7 Hole in Web,"Summaries of technical papers of Annual Meeting Architectural Institute of Japan. C-1, Structures III, Timber structures steel structures steel reinforced concrete structures",1341447X,Architectural Institute of Japan,2011-07-20,,2011,253-254,https://cir.nii.ac.jp/crid/1571980077830175872,