Perspectives for Co-Packaged Optics in Radio Access Networks. - Antonio Tartaglia; Fabio Cavaliere; Mikael Lostedt; Alessandra Bigongiari; Alfredo Palagi; Ulf Parkholm; Anna Tavemark; Stefano Stracca; Antonio D'Errico; Stéphane Lessard; Mats Johansson (ICTON, 2023)