A copy of this work was available on the public web and has been preserved in the Wayback Machine. The capture dates from 2018; you can also visit the original URL. The file type is application/pdf.
application/pdf
Bogdan Gregor, Dominika Kaczorowska-Spychalska. "E-KONSUMENT W GRUPIE WIEKOWEJ 55+." Studia i Prace WNEiZ (2016) 111-120