"五十嵐規矩夫,井川直大,柳下義博,三井和也","水平スチフナにより補剛されたウェブの座屈性状および水平スチフナの設計法",,"日本建築学会構造系論文集",,"Vol. 85","No. 773","pp. 957 - 967",2020,July
"柳下義博,五十嵐規矩夫","曲げせん断力を受ける薄板補剛ウェブの最適スチフナ剛性及び補剛スチフナ設計法","日本建築学会大会学術講演会","日本建築学会大会学術講演梗概集",,"  構造?",,"pp. 853-854",2015,Sept.
"五十嵐規矩夫,柳下義博","曲げせん断力を受ける補剛平板の弾性座屈性状と最適補剛剛性",,"日本建築学会構造系論文集",,"Vol. 80","No. 708","pp. 321-331",2015,Feb.
"柳下義博,五十嵐規矩夫","端部スチフナ補剛を施したH形断面梁ウェブのスチフナ必要補剛剛性","日本建築学会大会学術講演会","日本建築学会大会学術講演梗概集",,,,"pp. 923-924",2014,Sept.
"Yoshihiro YANAGISHITA,Kikuo IKARASHI","Elastic Local Buckling Strength of Stiffened Plate under Bending Shear Stress","37th IABSE Symposium Madrid 2014","IABSE Symposium Madrid 2014 Report",,"Vol. 102",,"pp. 239-245",2014,Sept.
"五十嵐規矩夫,柳下義博","不均等曲げせん断力を受ける中立軸補剛平板の弾性座屈耐力","鋼構造シンポジウム","鋼構造年次論文報告集",,"Vol. 21",,"pp. 353-358",2013,Nov.
"宮崎曉,柳下義博,五十嵐規矩夫,一戸康生,福田浩司,常木康弘","端部スチフナ補剛を施したH形断面梁の繰返し挙動","日本建築学会大会学術講演会","日本建築学会大会学術講演梗概集，構造?",,,,"pp. 1149-1150",2013,Aug.
"柳下義博,五十嵐規矩夫,宮崎曉,一戸康生,福田浩司,常木康弘","不均等曲げせん断力を受ける補剛板の弾性座屈耐力","日本建築学会大会学術講演会","日本建築学会大会学術講演梗概集，構造?",,,,"pp. 1151-1152",2013,Aug.