1. Cremation Society of Great Britain, 2019 International Cremation Statistics. 〈https://www.cremation.org.uk/International-cremation-statistics-2019〉 (Accessed 25 June 2021).
2. Cremation Association of North America. CANA Annual statistics report 2021. 〈https://cdn.ymaws.com/www.cremationassociation.org/resource/resmgr/members_statistics/StatisticsReport2021-short.pdf〉 (Accessed 29 June 2021).
3. J. Barron, In a move away from tradition, cremations increase. New York Times. 10 August 2017. 〈https://www.nytimes.com/2017/08/10/nyregion/cremations-increase-in-a-move-away-from-tradition.html〉 (Accessed 29 June 2021).
4. National Funeral Directors Association. Trends in funeral service. 〈https://nfda.org/news/trends-in-funeral-service〉 (Accessed 29 June 2021).
5. Elemental analysis of human cremains using ICP-OES to classify legitimate and contaminated cremains;Brooks;J. Forensic Sci.,2006