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^Vranich, A., 2006, "The Construction and Reconstruction of Ritual Space at Tiwanaku, Bolivia: A.D. 500-1000. ," Journal of Field Archaeology 31(2): 121–136.
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^Vranich, A., 2006, "The Construction and Reconstruction of Ritual Space at Tiwanaku, Bolivia: A.D. 500-1000. ," Journal of Field Archaeology 31(2): 121–136.
^Protzen, J.-P., and S.E.. Nair, 2000, "On Reconstructing Tiwanaku Architecture:" The Journal of the Society of Architectural Historians. vol. 59, no. 3, pp. 358-371.
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^Protzen, Jean-Pierre; Stella Nair, 1997, Who Taught the Inca Stonemasons Their Skills? A Comparison of Tiahuanaco and Inca Cut-Stone Masonry: The Journal of the Society of Architectural Historians. vol. 56, no. 2, pp. 146-167.
^Protzen, Jean-Pierre; Stella Nair, 1997, Who Taught the Inca Stonemasons Their Skills? A Comparison of Tiahuanaco and Inca Cut-Stone Masonry: The Journal of the Society of Architectural Historians. vol. 56, no. 2, pp. 146-167.
^Protzen, Jean-Pierre; Stella Nair, 1997, Who Taught the Inca Stonemasons Their Skills? A Comparison of Tiahuanaco and Inca Cut-Stone Masonry: The Journal of the Society of Architectural Historians. vol. 56, no. 2, pp. 146-167.
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^Protzen, Jean-Pierre; Stella Nair, 1997, Who Taught the Inca Stonemasons Their Skills? A Comparison of Tiahuanaco and Inca Cut-Stone Masonry: The Journal of the Society of Architectural Historians. vol. 56, no. 2, pp. 146-167.
^Vranich, A., 2006, "The Construction and Reconstruction of Ritual Space at Tiwanaku, Bolivia: A.D. 500-1000. ," Journal of Field Archaeology 31(2): 121–136.
^Protzen, Jean-Pierre; Stella Nair, 1997, Who Taught the Inca Stonemasons Their Skills? A Comparison of Tiahuanaco and Inca Cut-Stone Masonry: The Journal of the Society of Architectural Historians. vol. 56, no. 2, pp. 146-167.