Michael G. Powell
- Quantifying Variations in Project‐Cost Estimates. Dans: Journal of Management in Engineering (ASCE), v. 6, n. 1 (janvier 1990). (1990):
- New Elevated Freeway Access Ramps utilize VSL External Tendons. Dans: VSL News, v. 4, n. 1 ( 1993). (1993):
- Water treatment tanks given second life by VSL. Dans: VSL News, v. 2, n. 1 ( 1991). (1991):