@misc{Piech_Henryk_Petri,
 author={Piech Henryk and Borowik Piotr},
 howpublished={online},
 publisher={Wydawnictwo Politechniki Częstochowskiej},
 language={eng},
 title={Petri Net Synthesis Based On Model Behavior},
 type={artykuł},
 keywords={Sieć Petri, Petri net},
}