"Ancient Egyptian Civilization and Archaeoastronomy" by Mosalam Shaltout.
"The Egyptian Calendar : A Work for Eternity" by Anne-Sophie Von Bomhard.
"Constellation of the Big Dipper in Ancient Egypt: Ancient Egyptian Constellations" by Karima Lachtane.
"Ancient Egyptian Science: A Source Book. Volume Two: Calendars, Clocks, and Astronomy" by Marshall Clagett.
"The Exact Sciences in Antiquity" by O. Neugebauer.
"The Disc of Nut" by Alexander N.K.