1. .., .. (1970). . , No.1, Issue 4, . 5-65
  2. .., .. (1979). . ., .:, . 99-116.
  3. .., .., .. (1988). - () . , . , ., . 5-21
  4. Jarmo Moilanen (2003). List of probable and possible impact structures of the World.
  5. D. Rajmon (2009).

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