€ 16,00
Wrs. 20 cm (Budé)
Paris, Les Belles Lettres, 1950. (Cosmology)
nh02 beaujeu 1950
Paris 1958.
Lpz., Tbn., 1895.
Oxford, Clarendon Press, (1966).
Leipzig, B.G. Teubner, 1961.