@misc{Różycki_Rafał_Discrete-continuous,
 author={Różycki, Rafał and Waligóra, Grzegorz and Węglarz, Jan (1947– )},
 copyright={Różycki, Rafał},
 copyright={Waligóra, Grzegorz},
 copyright={Węglarz, Jan},
 howpublished={online},
 language={eng},
 type={raport z badań},
 title={Discrete-continuous project with preemptable activities},
 keywords={project scheduling, discrete-contiunous, preemptable activities, project duration},
}