@article{Jurasz_J._Economic_2017,
 author={Jurasz, J. and Mikulik, J.},
 volume={65},
 number={No 6 (Special Section on Civil Engineering – Ongoing Technical Research. Part II)},
 howpublished={online},
 pages={859-869},
 journal={Bulletin of the Polish Academy of Sciences: Technical Sciences},
 year={2017},
 title={Economic and environmental analysis of a hybrid solar, wind and pumped storage hydroelectric energy source: a Polish perspective},
 doi={10.1515/bpasts-2017-0093},
}