1. Earth Magazine: Mineral Resource of the Month (2019) Boron. https://www.earthmagazine.org/article/mineral-resource-month-boron-0 (last accessed May 2021)
2. Encyclopedia of Geology (2020) 2nd edn. Elsevier, pp 489–504. https://www.elsevier.com/books/encyclopedia-of-geology/elias/978-0-08-102908-4
3. Gray T, Mann N (2009) The elements. Black Dog & Leventhal Publishers Inc., New York
4. Goodfellow (2021) Boron nitride. https://www.goodfellow-ceramics.com/sp/productos/ceramicas/nitrato-de-boro-bn/ (last accessed May 2021)
5. Mata JM, Sanz J (2007) Guia d’identificació de minerals. Manresa, Catalonia. Edicions UPC/Parcir (Catalan 2nd paper edition) 262p. ISBN: 9788483019023. http://hdl.handle.net/2117/90445