@misc{Szymański_Henryk_(1931-_)._Optyka,
 author={Szymański, Henryk (1931- ). and Mulak, Andrzej (1936- ). and Duda, Andrzej (1950- ). and Romanowski, Andrzej},
 howpublished={online},
 language={pol},
 type={book},
 type={academic textbook},
 type={electronic resource; language document},
 title={Optyka Elektronowa},
}