Christchurch Hydrology reference items https://library.niwa.co.nz/cgi-bin/koha/opac-shelves.pl?rss=1&viewshelf=38 RSS feed for public list Christchurch Hydrology reference items NZ Meteorological Service publications catalogue. https://library.niwa.co.nz/cgi-bin/koha/opac-detail.pl?biblionumber=243931