Vázquez Álvarez, I. 2021. The Book and its Industry, the State of Play through Analysis of its Bibliographic Production (1958-2021): Perspectives and Tools for Mesoanalytical and Mesoeconomic Research. Revista General de Información y Documentación. 31, 2 (Dec. 2021), 665–696. DOI:https://doi.org/10.5209/rgid.79463.