1. Stewart S.A. (2015). Circular geological structures outcropping in the sedimentary basins of Saudi Arabia // Journal of Asian Earth Sciences.
2. Monika Kumlehn de Mamani & Ingrid Grambow (2018). IMPAKTNAMEN: Namen der [Meteorite; Impakte/Krater; Boliden/Fireballs; Tektite] im Sonnensystem.

3D reflection seismic line crossing circular features exposed at surface in As Su'ayerah area (Stewart S.A., 2015).

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