Kelbayda

https://www.nature.com/articles/nature.2013.14328#/b1

https://www.vice.com/amp/en/article/jp59b8/there-is-growing-evidence-that-our-universe-is-a-giant-hologram

https://www.nature.com/articles/478302a

http://www.nucleares.unam.mx/~alberto/apuntes/zaanen.pdf

https://www.sciencedaily.com/releases/2015/04/150427101633.ht

https://arxiv.org/pdf/1501.00007.y  buy

https://academic.oup.com/ptep/article/2021/12/123B05/6413569