@misc{Zhernovyi_Yuriy_The,
 author={Zhernovyi Yuriy and Kopytko Bohdan and Zhernovyi Konstantyn},
 howpublished={online},
 publisher={Wydaw. Politechniki Częstochowskiej},
 language={eng},
 type={czasopismo},
 title={The busy period for the M0/G/1/m system with service time dependent of the queue length},
 keywords={queuening system, group arrival of customers, service time dependent on the queue lenght},
}