@misc{Prasad_B._Hari_Discrete,
 author={Prasad B. Hari},
 howpublished={online},
 publisher={Wydaw. Politechniki Częstochowskiej},
 language={eng},
 type={artykuł},
 title={Discrete modeling of three species syn-ecosystem with unlimited resources},
 keywords={commensal, equilibrum state, host, stable, unstable},
}