Chú thích Čertova_pec

  1. 1 2 Pšenková, Vlasta (1994). Pozoruhodnosti Slovenska. Kubko-Goral. tr. 18.
  2. ↑ Mallows, Lucy (2007). Slovakia. tr. 139. ISBN 1841621889.
  3. ↑ Strhan, Milan; Daniel, David P. (1994). Slovakia and the Slovaks: A Concise Encyclopedia. Encyclopedical Institute of the Slovak Academy of Sciences. tr. 492.
  4. ↑ Adams, B. (2009). “Bukk Mountain Szeletian”. Trong Camps, Marta; Chauhan, Parth (biên tập). Sourcebook of Paleolithic Transitions: Methods, Theories, and Interpretations. Springer. tr. 432. ISBN 0387764879.

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