Campbell, Peter B.; Flemming, Nic; Antonioli, Fabrizio (2017). "Prehistoric Archaeology, Palaeontology, and Climate Change Indicators Indicators from Caves Submerged by Change of Sea Level". In Campbell, Peter (ed.). The Archaeology of Underwater Caves. Highfield Press. p. 29. ISBN978-0-9926336-7-7. Archived from the original on April 17, 2023.
Campbell, Peter B.; Flemming, Nic; Antonioli, Fabrizio (2017). "Prehistoric Archaeology, Palaeontology, and Climate Change Indicators Indicators from Caves Submerged by Change of Sea Level". In Campbell, Peter (ed.). The Archaeology of Underwater Caves. Highfield Press. p. 29. ISBN978-0-9926336-7-7. Archived from the original on April 17, 2023.