Otway, P.M.; Wood, P.R. 1973 Survey report - Paringa 1973. Lower Hutt: New Zealand Geological Survey. New Zealand Geological Survey report EDS 18 27 p.
Abstract: This survey was the first resurvey of the earth deformation pattern installed and initially surveyed between March 12 and 17, 1972. A full description of the site, pattern and method of the survey operation and computation is contained in earlier reports (Blick, EDS 7, 1972 and Otway, EDS 15, 1973).