“Johannes Kepler, Epitome of Copernican Astronomy (1939) Tr. of Epitome Astronomiae Copernicanae (1618-1621)”
Source: Wikiquote
“Johannes Kepler, Epitome of Copernican Astronomy (1939) Tr. of Epitome Astronomiae Copernicanae (1618-1621)”
Source: Wikiquote