1. Gordon, S., Lichti, D. and Stewart, M. Application of a high-resolution, ground-based laser scanner for deformation measurement. 10th FIG international symposium on deformation measurements. Orange, California. March 2001. pp.23–32.
2. Gordon, S. Structural deformation measurement using terrestrial laser scanners. 11th FIG international symposium on deformation measurements. Santorini, Greece. March 2003.