1. .., .. (1979). Σ .. , .: , . 126-148
  2. .. (1987). . , Issue 46, . 154-171
  3. .. . (1991). , . ޣ , , , 128 .
  4. Jarmo Moilanen (2003). List of probable and possible impact structures of the World.
  5. D. Rajmon (2009).


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