@article{Klimek_M._Heuristics_2015,
 author={Klimek, M. and Łebkowski, P.},
 volume={63},
 number={No 3},
 howpublished={online},
 journal={Bulletin of the Polish Academy of Sciences: Technical Sciences},
 pages={613-622},
 year={2015},
 title={Heuristics for project scheduling with discounted cash flows optimisation},
 doi={10.1515/bpasts-2015-0072},
}