urn:cts:dta:nietzsche.zarathustra02.1883:
urn:cts:dta:nietzsche.zarathustra03.1884:
urn:cts:dta:nietzsche.zarathustra04.1891:
urn:cts:dta:nietzsche.zarathustra01.1883:
urn:cts:dta:nietzsche.tragoedie.1872:
urn:cts:dta:nietzsche.homer.1869:
urn:cts:dta:nietzsche.messina.1882: