id	domain	url
cet-13120	www.cetjournal.it	www.cetjournal.it
cet-13120	repository.usta.edu.co	https://repository.usta.edu.co/handle/11634/2909
cet-13120	www.braskem.com	https://www.braskem.com/portal/principal/arquivos/html/boletm_tecnico/tabela_de_propriedades_de_r
cet-13120	www.minvivienda.gov.co	https://www.minvivienda.gov.co/viceministerio-de-agua-ysaneamiento-basico/reglamento-tecnico-sector/reglamento-tecnico-del-sector-de-agua-potable-ysaneamiento-basico-ras
cet-13120	www.un.org	https://www.un.org/sustainabledevelopment/es/sustainable-development-goals/
cet-13120	qcprecision.com	https://qcprecision.com/services/materials/