Databases, other directories and portals where Lletres Asturianes (LLAA) is referenced.
CARHUS PLUS, CIRC, DIALNET, DULCINEA, ERIH PLUS, ÍnDICEs - CSIC, LATINDEX, LINGUISTIC BIBLIOGRAPHY/BIBLIOGRAPHIE LINGUISTIQUE, LLBA, MIAR, MLA, PIO, REGESTA IMPERII, ROMANISCHE BIBLIOGRAPHIE, ULRICH’S INTERNATIONAL PERIODICAL DIRECTORY , WorldCat, REdib, DICE.