@misc{Olejniczuk-Merta_Anna_Social,
 author={Olejniczuk-Merta, Anna},
 howpublished={online},
 publisher={Publishing House of the University of Economics in Katowice},
 language={eng},
 title={Social innovations in the proces of system products development},
 type={artykuł},
 keywords={innovation, system products},
}