@misc{Hryniewicz_Olgierd_(1948–_)_Eco-info_2006,
 author={Hryniewicz, Olgierd (1948– ) and Studziński, Jan},
 copyright={Creative Commons Attribution BY 4.0 license},
 address={Warszawa},
 journal={Książka = Book},
 howpublished={online},
 year={2006},
 publisher={Instytut Badań Systemowych. Polska Akademia Nauk},
 publisher={Systems Research Institute. Polish Academy of Sciences},
 language={eng},
 title={Eco-info and systems research * Specialized software * Preface},
 type={Text},
 URL={http://rcin.org.pl/Content/197929/PDF/KS-2006-04-P.pdf},
}