Kazuhiro Obara
- Reversal Cyclic Loading Test Of RC Columns Locating Hoop Reinforcement Inside Axial Reinforcement. Dans: 土木学会論文集 (Doboku Gakkai rombunshū), v. 2003, n. 732 (mai 2003). (2003):
- Reversal Cyclic Loading Test Of Reinforced Concrete Column Reinforced By Inside Round Hoop Bar. Dans: 土木学会論文集 (Doboku Gakkai rombunshū), v. 2005, n. 795 ( 2005). (2005):