@misc{Zygmunt_Wojciechowski_Polska_1951,
 author={Zygmunt Wojciechowski},
 address={Poznań},
 year={1951},
 contents={Strona 315-320},
 publisher={Poznań : IZ,},
 language={pol},
 title={Polska Akademia Nauk},
 type={text},
}