1. Manual for monitoring studies in the vicinity of petroleum installations in Norwegian areas;Anon,1990
2. Guidelines for environmental monitoring of petroleum activities on the Norwegian shelf;Anon,1997
3. Guidelines for environmental monitoring of petroleum activities on the Norwegian shelf;Anon,1999
4. Requirements for Environmental Monitoring of the Petroleum Activities on the Norwegian Continental Shelf;Anon,2001
5. Harmonised monitoring of offshore drilling waste effects in Norway;Bakke,2005