Current state of QR codes usage in retail industry in the Czech Republic

ČECHUROVÁ, Lenka. Current state of QR codes usage in retail industry in the Czech Republic. In Hradecké ekonomické dny Hradec Economic Days. Hradec Králové: University of Hradec Králové, 2016 457 s. ISSN 2464-6059. ISBN 978-80-7435-633-9, tištěný sborník, s. 124-129, s. 130-135 (online zdroj.