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*[http://archive.archaeology.org/0705/etc/pyramid.html How to Build a Pyramid] - Bob Brier
*[http://www.csicop.org/sb/show/who_were_the_ancient_engineers_of_egypt/ Who Were the Ancient Engineers of Egypt?] - James Trefil, The Committee for Skeptical Inquiry.
*[http://daily.jstor.org/scientists-have-an-answer-to-how-the-egyptian-pyramids-were-built/ Scientists Have an Answer to How the Egyptian Pyramids Were Built]- James McDonald, jstor.org
[[Kategória:Paleoasztronautika]]