Stratford R. (2004).
Bombarded Britain: A Search for British Impact Structures
// Imperial College Press, London
Monika Kumlehn de Mamani & Ingrid Grambow
IMPAKTNAMEN: Namen der [Meteorite; Impakte/Krater; Boliden/Fireballs; Tektite] im Sonnensystem.(2010)
Charnwood Forest, as defined by Natural England
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Рельеф из Wikimapia.
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