1.
Urkiza J, Baraiazarra L. Augustin Zubikarai (1914). egan [nternet]. 2021(e)ko otsailakaren 1a [aipatua 2024(e)ko azaroakaren 22a];67(3-4). vailable at: http://rsbap.org/index.php/egan/article/view/2644