@misc{Montandon_Marcel_Gysis,
 author={Montandon, Marcel},
 address={Bielefeld},
 address={Leipzig},
 howpublished={online},
 publisher={Velhagen und Klasing},
 language={ger},
 type={książka},
 title={Gysis},
 keywords={Gýzīs, Nikólaos (1842-1901), Malarstwo greckie, Malarze greccy},
}