1. Al-Haddad, B., Chuman, M., & Kouki, R. (2021). Clearance Process and Its Effect on the Supply Chain Performance in Jeddah Port. PalArch’s Journal of Archaeology of Egypt/Egyptology, 18, 31-39.
2. Inferring causal impact using Bayesian structural time-series models
3. Business Ghana (2022). ICUMS Raked in GHC16.08 Billion in 2021—President.
4. Quantifying the impacts of air transportation on economic productivity: a quasi-experimental causal analysis
5. Cha, S. H. (2017). Customs Modernization-Korea Case Study. https://www.scirp.org/reference/referencespapers?referenceid=3769636