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https://epjh.epj.org/articles/epjh/abs/first/h170014/h170014.html (beliebiger Volltext)
Bonolis, L. (2017). Stellar structure and compact objects before 1940: towards relativistic astrophysics. The European physical journal. H, 42(2), 311-393. doi:10.1140/epjh/e2017-80014-4.