NZ Geomechanics News NZ Geomechanics News NZGS Published 12/01/2011 Downloads 82_Dec2011_NZGeoNews-3.pdf Published 12/01/2011 Collection NZ Geomechanics News Compilation NZ Geomechanics News>Issue 82 - December 2011 Issue 82 Location New Zealand Type Magazine (full) ISSN 0111-6851