URIA, . I.; ZUMALDE, . .; SAN MARTIN, .; MURUA, .; ARREGI, . EGAN-en BERRAURKEZPENA Donostian 1990eko Uztailaren 28an. EGAN, [S. l.], v. 42, n. 1-3, 2021. Disponível em: http://rsbap.org/index.php/egan/article/view/3563. Acesso em: 22 aza. 2024.