1. ILO Introductory Report: Decent Work – Safe Work (2006).
2. ISO 31000:2018 Risk Management – Guideline (2018). https://www.iso.org/standard/65694.html.
3. ISO 37500:2014 Guidance on outsourcing (2014). https://www.iso.org/standard/56269.html
4. ISO 45001 Occupational health and safety management systems (2018). https://www.iso.org/standard/63787.html
5. How Effectively Safety Incentives Work? A Randomized Experimental Investigation