https://papers.ssrn.com/sol3/Delivery.cfm/SSRN_ID3934683_code1082902.pdf?abstractid=3479439&mirid=1
https://theconversation.com/cual-es-el-material-mas-usado-del-mundo-y-el-que-menos-se-investiga-213576
https://www.socialeurope.eu/is-esg-the-solution-to-climate-and-social-ills