Wonchang Choi

Logan, A., Choi, W., Mirmiran, A., Rizkalla, S., & Zia, P. (2009). Short-term mechanical properties of high-strength concrete. ACI Materials Journal, 106(5), 413–418.

Choi, W., Rizkalla, S., Zia, P., & Mirmiran, A. (2008). Behavior and design of high-strength prestressed concrete girders. PCI JOURNAL, 53(5), 54–69. https://doi.org/10.15554/pcij.09012008.54.69