"Zafra, R.,Kawashima, K.,Sasaki, T.,Kajiwara, K.,Nakayama, M.","Effect of Polypropylene Fiber Reinforced Cement Composites for Enhancing the Seismic Performance of a Full-Scale Bridge Column Based on E-Defense Excitation","15th World Conference on Earthquake Engineering","Proc. 15th World Conference on Earthquake Engineering, Lisbon, Portugal",,,"  15","  1-10",2012,Sept.
"Sasaki, T.,Zafra, R.,Kawashima, K.","Effect of Polypropylene Fiber Reinforced Concrete for Enhancing the Seismic Performance of Bridge Columns","15th World Conference on Earthquake Engineering","Proc. 15th World Conference on Earthquake Engineering,  Lisbon, Portugal",,"  15",,"  1-10",2012,Sept.
"Kawashima, K.,Zafra, R.,Sasaki, T.,Kajiwara, K.,Nakayama, M.,Unjoh, H.,Sakai, J.,Kosa, K.,Takahashi, Y.,Yabe, M.","Seismic Performance of a Full-Size Polypropylene Fiber Reinforced Cement Composite Bridge Column Based on E-Defense Shake Table Experiments",,"Journal of Earthquake Engineering",,"Vol. 16","No. 4","  463-495",2012,May
"Kawashima, K.,Zafra, R. G.,Sasaki, T.,Kajiwara, K.,Nakayama, M.","Shake Table Experiments of a Full-scale Polypropylene Fiber Reinforced Cement Composite Bridge Column Using E-Defense (Keynote presentation)",,"Proc. International Workshop on Advances in Seismic Experiments and Computations",,"  1",,"  69-82",2012,Mar.
"Kawashima, K.,Zafra, R.,Sasaki, T.,Kajiwara, K.,Nakayama, M.","Effect of Polypropylene Fiber Reinforced Cement Composite and Steel Fiber Reinforced Concrete on Enhancing the Seismic Performance of Bridge Columns",,"Journal of Earthquake Engineering",,"Vol. 15","No. 8","  1194-1211",2011,Dec.
"山田真司,佐々木智大,Richelle Zafra,川島一彦","耐震解析に用いるポリプロピレン繊維補強セメント系複合材料の応力-ひずみ関係の定式化",,"第8回日本地震工学会大会?2011梗概集",,"Vol. 8",,"  204-205",2011,Nov.
"Kawashima, K.,Zafra, R.","Effectiveness of Polypropylene Fiber Reinforced Cement Composite for Enhancing the Seismic Performance of Bridge Columns",,"Proc. 4th Japan-Greece Workshop on Seismic Design of Foundations, Innovations in Seismic Design, and Protection of Cultural Heritage, Earthquake Engineering Committee, Japan Society of Civil Engineers",,"Vol. 4","No. 1","  11-21",2011,Oct.
"山田真司,Richelle Zafra,佐々木智大,川島一彦","耐震解析に用いるポリプロピレン繊維補強セメント系複合材料の応力-ひずみ関係の定式化",,"第14回性能に基づく橋梁等の耐震設計に関するシンポジウム講演論文集",,"Vol. 14",,"  315-322",2011,July
"Kawashima, K.,Zafra, R.,Sasaki, T.,Kajiwara, K.,M. Nakayama:","Seismic Performance of a Bridge Column Based on E-Defense Shake-Table Excitations",,"Proc. Performance Based Seismic Engineering Workshop",,"Vol. 4",,"  1-10",2011,June
"Kawashima, K.,Zafra, R.,Sasaki, T.,Kajiwara, K.,M. Nakayama","Effectiveness of Polypropylene Fiber Reinforced Cement Composite for Enhancing the Seismic Performance of Bridge Column",,"Proceedings of the International Transportation Infrastructure Workshop for Wenchuan Earthquake, China",,"Vol. 3",,"  1-10",2011,June
"Kawashima, K.,Sasaki, T.,Zafra, R.,Kajiwara, K.,Ukon, H.,Nakayama, M.","Fill-scale Shake Table Experimental Program of Reinforced Concrete Bridge Columns using E-Defense",,"Proc. 3rd Asia Conference on Earthquake Engineering",,"Vol. 3",,"  ACEE-A-037, 1-9 (CD-ROM)",2010,Dec.
"Zafra, R.,Kawashima, K.,Sasaki, T.,Kajiwara, K.,Nakayama, M.","Cyclic Stress-Strain Response of Polypropylene Fiber Reinforced Cement Composites",,"Proc. 3rd Asia Conference on Earthquake Engineering",,"Vol. 3",,"  ACEE-A-016, 1-8 (CD-ROM)",2010,Dec.
"Zafra, R.,Kawashima, K.,Sasaki, T.,Kajiwara, K.,Nakayama, M.","Effect of Fiber Reinforced Concrete Cement Composites on the Seismic Performance of Bridge Columns","Bangkok, Thailand","Proc. 3rd Asia Conference on Earthquake Engineering",,"Vol. 3",,"  ACEE-A-015, 1-8 (CD-ROM)",2010,Dec.
"Kawashima, K.,Zafra, R.,Sasaki, T.,Matsuzaki, H.,Kajiwara, K.,Nakayama, M","Seismic Performance of Polypropylene Fiber Reinforced Cement Composite Bridge Column Based on E-Defense Shake Table Excitations",,"Proc. 13th Japan Earthquake Engineering Symposium","日本地震工学会","Vol. 13",,"  GO6-Fri-AM-1, 1290-1297",2010,Nov.
"Zafra, R.,Kawashima, K.,Sasaki, T.,Kajiwara, K.,Nakayama, M.","Stress-Strain relation of Polypropylene Fiber Reinforced Cement Composites for Use in Bridge Columns Subjected to Earthquake Excitation",,"Proc. 13th Japan Earthquake Engineering Symposium",,"Vol. 13",,"  GO6-Fri-AM-2, 1298-1305",2010,Nov.
"Zafra, R.,Kawashima, K.,Sasaki, T.,Kajiwara, K.,Nakayama, M.","Cyclic Stress-Strain Response of Polypropylene Fiber Reinforced Cement Composites,",,"Journal of Structural Engineering and Earthquake Engineering , JSCE, A1",,"Vol. 66","No. 1","  162-171",2010,Nov.
"Zafra R. G,Sasaki, T.,Kawashima, K.,Kajiwara, K.,Nakayama, M.","Effect of Fiber-Reinforced Cement Composites on the Seismic Performance of Bridge Columns",,"Proceedings of the 13th Symposium on Ductility Design Method for Bridges, JSCE",,"Vol. 13",,"  81-88",2010,Feb.
"Zafra, R. G.,Kawashima, K.","Analytical Study on the Seismic Performance of Carbon Fiber Sheet-Retrofitted RC Bridge Columns","第12回地震時保有耐力法に基づく橋梁の耐震設計に関するシンポジウム","Proceedings of the 12th Symposium on Ductility Design Method for bridges",,,"No. 12","  15-22",2009,Jan.
"Zafra, R. G.,Kawashima, K.","Analysis of Carbon Fiber Sheet-Retrofitted RC Bridge Columns under Lateral Cyclic Loading",,"Journal of Earthquake Engineering",,"Vol. 13","No. 2","  129-154",2009,Jan.
"Zafra, R. G.,Kawashima, K.","Analysis of Carbon Fiber Sheet-Retrofitted RC Bridge Columns",,"14th World Conference on Earthquake Engineering, Beijing, China",,,"No. 14","  Paper No. S17-02-008 (CD-ROM)",2008,Oct.