Fuster, A., Platino, M. and Etchegoyen, A. 2020. Design, upgrade and characterization of the silicon photomultiplier front-end for the AMIGA detector at the Pierre Auger Observatory. AJEA (Proceedings of UTN Academic Conferences and Events). 5 (Oct. 2020). DOI:https://doi.org/10.33414/ajea.5.717.2020.