Al Ramadan, Khalid, Earth Sciences Department, King Fahd University of Petroleum & Minerals, PO Box 701, Dhahran 31261, Saudi Arabia, Arabia Saudyjska
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GEOTOURISM (Geoturystyka) Nr 37 (2014) - Articles
The White Volcanoes of Harrat Khaybar, north of Al-Madinah
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