Preserving the Ephemeral: A Micro-Invasive Study on a Set of Polyurethane Scenic Objects from the 1960s and 1970s. - Costantini, Rosa; Nodari, Luca; La Nasa, Jacopo; Modugno, Francesca; Bonasera, Lucia; Rago, Sara; Zoleo, Alfonso; Legnaioli, Stefano; Tomasin, Patrizia (Polymers (20734360), 2023)