James Francis Katherinus Hewitt.History and Chronology of the Myth-making Age. They are the embodiment of the theology of the Mehueret cow, the year-cow of the year of three seasons made by the Ribhus, manifested in Nunet, the vulture-wife of Nun, the water or cloud-god.. — J. Parker and Company, 1901. — 752 с. Архивировано 10 марта 2018 года.
James Francis Katherinus Hewitt.History and Chronology of the Myth-making Age. They are the embodiment of the theology of the Mehueret cow, the year-cow of the year of three seasons made by the Ribhus, manifested in Nunet, the vulture-wife of Nun, the water or cloud-god.. — J. Parker and Company, 1901. — 752 с. Архивировано 10 марта 2018 года.