Cheok, G. S.; Lipman, R. R.; Witzgall, C.; Bernal, J.; Stone, W. C.
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Field Demonstration of Laser Scanning for Excavation Measurement.
National Institute of Standards and Technology, Gaithersburg, MD
Automation and Robotics in Construction, 17th International Symposium. Proceedings. 2000,
683-688 p.,
2000