NZ Geomechanics News NZ Geomechanics News NZGS Published 11/01/1986 Downloads 33_Nov1986_NZGeoNews-3.pdf Published 11/01/1986 Collection NZ Geomechanics News Compilation NZ Geomechanics News>Issue 33 - November 1986 Issue 18 Location New Zealand Type Magazine (full) ISSN 0111-6851