@misc{Huk_Maciej_Sigma-if,
 author={Huk, Maciej},
 howpublished={online},
 publisher={Wydaw. Uniwersytetu Marii Curie-Skłodowskiej},
 language={eng},
 type={artykuł},
 title={Sigma-if neural network as the use of selective attention technique in classification and knowledge discovery problems solving},
}