Parent Paper: The movement history and fault rock evolution of a reactivated crustal-scale strike-slip fault: the Walls Boundary Fault Zone, Shetland.
Watts, L. M., Holdsworth, R. E., Sleight, J. A., Strachan, R. A. & Smith, S. A. F.
Appearing in Journal of the Geological Society, Vol. 164, Part 5, September 2007, pp. 1037-1058.