TY - JOUR AU - Research Journal, UNED PY - 2021/12/01 Y2 - 2024/03/28 TI - First pages 13(2) JF - UNED Research Journal JA - URJ VL - 13 IS - 2 SE - Issue general information DO - UR - https://revistas.uned.ac.cr/index.php/cuadernos/article/view/3925 SP - AB - <p>First pages 13(2)</p> ER -