Ross McKinstrayJames B.P. LimTiku T. TanyimbohDuoc T. PhanWei Sha2024-12-312024-12-312015-0110.1016/j.jcsr.2014.10.010https://dspace-cris.utar.edu.my/handle/123456789/9260Optimal design of long-span steel portal frames using fabricated beamsjournal-article