Dan Koo
- Trenchless Technologies in Railroad Utility Crossing: Considerations, Allowed Construction Methods, and Economic Implications. Dans: Practice Periodical on Structural Design and Construction, v. 25, n. 3 (août 2020). (2020):
- Developing Framework for Alternative Funding Options in Water Infrastructure Projects. Dans: Journal of Building Construction and Planning Research, v. 3, n. 1 ( 2015). (2015):