https://www.cambridge.org/core/journals/annual-of-the-british-school-at-athens/article/places-of-belonging-archaeohistorical-encounters-with-the-lakedaimonians-at-the-mycenaean-palace-of-aghios-vasileios-and-the-sanctuary-of-apollo-at-amykles/7EF6A26EC36E13FAAB8F11DE5012757C
Interesting piece on the antecdents for, and evolution of, Sparta.