lunes, 10 de junio de 2024

Measuring Deep Time: The Sidereal Year and the Tropical Year in Maya Inscriptions Michael Grofe

https://www.academia.edu/3894959/Measuring_Deep_Time_The_Sidereal_Year_and_the_Tropical_Year_in_Maya_Inscriptions?rhid=28723908546&swp=rr-rw-wc-3895336

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