@misc{Bogdan_Koszel_Jubileusz_1995,
 author={Bogdan Koszel},
 address={Poznań},
 year={1995},
 contents={Strona 1-4},
 publisher={Poznań : IZ,},
 language={pol},
 title={Jubileusz prof, dra hab. Jerzego Krasuskiego},
 type={text},
}