1. Brune, J.F., Cashdollar, K.L., & Zipf, R.K. (2019). Explosion prevention in United States coal mines. Retrieved from https://www.cdc.gov/niosh/mining/works/coversheet891.html
2. Donoghue, A.M. (2004). Occupational health hazards in mining: An overview. Occupational Medicine, 54(5), 283-289. https://doi.org/10.1093/occmed/kqh072
3. Ericson II, C.A. (2005). Hazard analysis techniques for system safety. Hoboken, United States: John Wiley & Sons.
4. Harms-Ringdahl, L. (2013). Guide to safety analysis for accident prevention. Stockholm, Sweden: IRS Riskhantering.
5. IEC 61025. (2006). Fault tree analysis (FTA). International Electrotechnical Commission.