Cramer, T. (2009). Provenance determination of archaeological marbles as an example for the use of geoscientific methods. Universidad Pedagógica y Tecnológica de Colombia - UPTC.
Chicago-viite (17. p.)Cramer, Thomas. Provenance Determination of Archaeological Marbles as an Example for the Use of Geoscientific Methods. Universidad Pedagógica y Tecnológica de Colombia - UPTC, 2009.
MLA-viite (9. p.)Cramer, Thomas. Provenance Determination of Archaeological Marbles as an Example for the Use of Geoscientific Methods. Universidad Pedagógica y Tecnológica de Colombia - UPTC, 2009.
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