Costs of Perico (Coryphaena Hippurus) freezing for the improvement of the quality of life of artisanal fishermen in PeruJuan José Milón Guzmán, Sergio Leal Braga, Herbert Jesús del Carpio Beltrán and Mario Enrique Díaz CoaE3S Web Conf., 294 (2021) 03003DOI: https://doi.org/10.1051/e3sconf/202129403003