Office of Ocean Exploration and Research. "Types of Offshore Oil and Gas Structures". NOAA Ocean Explorer: Expedition to the Deep Slope. National Oceanic and Atmospheric Administration. مؤرشف من الأصل في 2019-06-20.
Office of Ocean Exploration and Research. "Types of Offshore Oil and Gas Structures". NOAA Ocean Explorer: Expedition to the Deep Slope. National Oceanic and Atmospheric Administration. مؤرشف من الأصل في 2019-06-20.