Gw mau tau Baca juga dari Arkeoastronomi

Rita Gautschy, Michael E. Habicht, Francesco M. Galassi, Daniela Rutica, Frank J. Rühli, Rainer Hannig; A New Astronomically Based Chronological Model for the Egyptian Old Kingdom. Journal of Egyptian History 2017, Vol. 10 (2), 69-108.DOI: 10.1163/18741665-12340035