TY  - JOUR
TI  - Effect of pier-collar system on flow characteristics of composite hydraulic structure
AU  - QASIM, R.M.
AU  - AL-ASADI, K.
AU  - ABDULHUSSEIN, I.A.
AU  - MAATOOQ, Q.A.
JO  - Sigma Journal of Engineering and Natural Sciences
PY  - 2025
VL  - 43
SP  - 2066
EP  - 2083
DO  - 10.14744/sigma.2025.1911
ER  -