https://www.naiz.eus/en/hemeroteca/gara/editions/2019-10-09/hemeroteca_articles/el-metal-de-bizkaia-no-dara-un-paso-atras-hasta-lograr-un-convenio-digno?slug=el-metal-de-bizkaia-no-dara-un-paso-atras-hasta-lograr-un-convenio-digno