Bellini, Emanuele, Chiara Cirinnà, Maurizio Lunghi, Cinzia Luddi, Maurizio Messina, Giovanni Bergamin, Raffaele Messuti, et al. 2012. “The National Bibliography Number Italia (NBN:IT) Project. A Persistent Identifier Supporting National Legal Deposit for Digital Resources”. JLIS.It 3 (1). https://doi.org/10.4403/jlis.it-4789.