NZ Geomechanics News NZ Geomechanics News NZGS Published 12/01/1989 Downloads 39_Dec1989_NZGeonews-3.pdf Published 12/01/1989 Collection NZ Geomechanics News Compilation NZ Geomechanics News>Issue 39 - December 1989 Issue 39 Location New Zealand Type Magazine (full) ISSN 0111-6851
