@misc{Poniatowski_Stanisław_(1884-1945)_Cosmography.,
 author={Poniatowski, Stanisław (1884-1945)},
 copyright={Copyright by Polskie Towarzystwo Ludoznawcze},
 howpublished={online},
 language={pol},
 language={ger},
 type={text},
 title={Cosmography. The division of time.},
 keywords={time, 24 hours, calendar, clock, four seasons},
}