Artikel

Lebensmittelzeitung, 02.05.2019: "Amazon wants to expand its delivery scheme" (paywall)

Artikel

Die Welt, 13.02.2019: "Bumblebees and umbilical cord blood - the starnge freight of couriers" (only available in German)

Artikel

The Loadster, 06.02.2019: "FedEx offers overnight delivery, but do their retail customers want it?"

Artikel

Manager Magazin, 19.08.2018: "The parcel companies' fear of Amazon"

(only available in German)