@inproceedings{1047689,
    title = "Pythagoras mathematical disciplines",
    author = "Gale, Magdalena E.",
    year = "1957",
    pages = "154-165",
    publisher = "Γαλλικό Ινστιτούτο Αθηνών",
    booktitle = "First World Congress of Pythagorean Organizations: proceedings of the congress, Athens, Samos and Brussels, July-August 1955"
}