@misc{Waliszewski_Kazimierz_(1849-1935)_Ivan,
 author={Waliszewski, Kazimierz (1849-1935)},
 howpublished={online},
 publisher={Librairie Plon},
 language={pol},
 type={książka},
 title={Ivan le Terrible},
 keywords={Iwan IV Groźny (car Rosji ; 1530-1584)},
}