Oman

• Samir S. Hanna, Mohamed Al-Belushi (1996): Introduction to the Caves of Oman,
  128 pages, 90 colour photos, 90 colour illustrations and colour maps. Sultan Qaboos University, Spiralbound, Jan 1996.
  NHBS Ltd
• G. Crouch (2003): Caves of Oman, National Geographic, April 2003 issue.
• Gösta Hoffmann; Martin Meschede; Anne Zacke; Mohammed Al Kindi (2016): Field Guide to the Geology of Northeastern Oman, 2016. X, 283 pages, 227 figures, 14x20cm, 480 g, Language: English, ISBN 978-3-443-15099-0, paperback, price: 29.90 € online
• Michael P. Searle (2014): Preserving Oman's geological heritage: proposal for establishment of World Heritage Sites, National GeoParks and Sites of Special Scientific Interest (SSSI), Geological Society, London, Special Publications, Volume 392, Issue 1, pp 9-44, April 2014. DOI researchgate
• Mike Searle (2019): Geology of the Oman Mountains, Eastern Arabia, Springer GeoGuide (GEO), ebook official site DOI pdf