Susanna Martucci racconta la nascita di Perpetua La Matita (Susanna Martucci tells the story of Perpetua The Pencil) Susanna Martucci DOI: https://doi.org/10.7433/s101.2016.07 Abstract This paper aims to tell the story of Perpetua The Pencil PDF Published 2016-12-22 Issue Vol 34 No Sep-Dec (2016): Fast connecting R&D Section Articoli