@article{CLTM_1963_1963_1_a9,
     author = {Etayo, Jos\'e Javier},
     title = {Sobre el concepto de equivalencia algebraica relativa de divisores.},
     journal = {Collectanea mathematica},
     publisher = {mathdoc},
     number = {1-2},
     year = {1963},
     language = {es},
     url = {http://geodesic.mathdoc.fr/item/CLTM_1963_1963_1_a9/}
}