In Joseph Conrad's Under Western Eyes, (1911) Madame de S___, a Russian lady of advanced views is referred to as the Egeria of Peter Ivanovich, the heroic fugitive" who wrote books preaching and practicing the cult of women under the rites of special devotion to the transcendental merits of Madame de S___.
^Georges Dumézil, La religion romaine archaïque, Bibliothèque historique Payot, ISBN 2-228-89297-1, 1974, 2000, appendice sur la religion des Etrusques
^Georges Dumézil, La religion romaine archaïque, Bibliothèque historique Payot, ISBN 2-228-89297-1, 1974, 2000, appendice sur la religion des Etrusques,p47