@ARTICLE{Kaliski_Maciej_Natural_2013,
 author={Kaliski, Maciej and Frączek, Paweł and Siemek, Paweł},
 number={No 3},
 journal={Archives of Mining Sciences},
 howpublished={online},
 year={2013},
 publisher={Committee of Mining PAS},
 title={Natural Gas and the Transformation of the Energy Sector in The Netherlands / Gaz Ziemny A Transformacja Sektora Energii W Holandii},
 URL={http://journals.pan.pl/Content/93253/PDF/10267-Volume58_Issue3-14_paper.pdf},
 doi={10.2478/amsc-2013-0055},
}