
https://chemsec.org/app/uploads/2022/04/Not_quite_100_percent.pdf

https://www.oecd-ilibrary.org/docserver/b2e5344f-en.pdf?expires=1698565802&id=id&accname=guest&checksum=73E9B70E0079916AB8EEA11871CB58C3

https://www.navexglobal.com/en-gb/file-download-canonical?file=/Navex_YOTW_Survey_Report_-_Executive_Summary_Final_0.pdf