@inbook{DurhamPurrington+1983+22+42,
url = {https://doi.org/10.7312/durh91198-004},
title = {3. First Astronomy},
booktitle = {Frame of the Universe},
booktitle = {A History of Physical Cosmology},
author = {Frank Durham and Robert D. Purrington},
publisher = {Columbia University Press},
address = {New York Chichester, West Sussex},
pages = {22--42},
doi = {doi:10.7312/durh91198-004},
isbn = {9780231882545},
year = {1983},
lastchecked = {2026-04-29}
}