![Ana Vera Estrada](/uploads/author/photo/138/medium_%D0%B0%D0%BD%D0%B0-%D0%B2%D0%B5%D1%80%D0%B0.png)
principle researcher, Cuban Institute of Cultural Research “Juan Marinello”; orcid.org 0000-0001-9744-2796; mail: avestra1949@gmail.com
principle researcher, Cuban Institute of Cultural Research “Juan Marinello”; orcid.org 0000-0001-9744-2796; mail: avestra1949@gmail.com