Det Norske Veritas
- DNV for Offshore Structure DNV-OS-F101 about SUBMARINE PIPELINE SYSTEMS issued in October 2007 and amended October 2008 –> www.4shared.com/document/bKXiA–G/DNV-OS-F101.html
- DNV for Recommended Practices DNV-RP 109 about On Bottom Stability Design of Submarine Pipelines –> www.4shared.com/document/Y4UuV5bw/DNV-RP-F109.html