References

Kaal, J.E. et al. (2021), The Nature of the Atom. An introduction to the Structured Atom Model, Curtis-Press.

Cook, N. D. (2010), Models of the Atomic Nucleus, 2nd edition, Springer Verlag, Heidelberg.

SAFIRE Project (2019), SAFIRE, https://safireproject.com

Wikipedia (2021), https://en.wikipedia.org/wiki