Caesars' Astronomy: (Astronomicum Caesareum)

@article{Apian1936CaesarsA,
  title={Caesars' Astronomy: (Astronomicum Caesareum)},
  author={Peter Apian and S. A. Ionides},
  journal={Osiris},
  year={1936},
  volume={1},
  pages={356 - 389}
}