?url_ver=Z39.88-2004&rft_val_fmt=info%3Aofi%2Ffmt%3Akev%3Amtx%3Ajournal&rft.aulast=Zhang&rft.au=Zhang%2C+JH&rft.aufirst=JH&rft.atitle=Behaviour+of+ultra-high+strength+concrete-filled+dual-stiffened+steel+tubular+slender+columns&rft.title=Engineering+Structures&rft.volume=300&rft.date=February+2024&rft.genre=article