Gestural and Touchscreen Interaction for Human-Robot Collaboration: A Comparative Study. - Antonino Bongiovanni; Alessio De Luca; Luna Gava; Lucrezia Grassi; Marta Lagomarsino; Marco Lapolla; Antonio Marino; Patrick Roncagliolo; Simone Macciò; Alessandro Carfì; Fulvio Mastrogiovanni (IAS, 2022)