J. L. . Aguirre, “Dialogue within beloved friends, dreams and trends of communicative transformation: A tribute and visit to the highest Paraguayan´s scholar on social communication, Juan Díaz Bordenave, from his colleague and complete of dreams democratizers, the Bolivian communicator, Luis Ramiro Beltrán Salmón”, jcomsoc, vol. 4, no. 4, pp. 25–46, May 2017.