eal00507 https://autoritateak.eus/eal00507 20220512 0000000040478210 24096765 VIAF 202205121abaqy ba0 1862 1935 0 ba Indaburu Martin 1862-1935 Indaburu Martín 1862-1935 Martin Indaburu 1862-1935 ES EAL 20220512