1. Electronic Commerce Payment Systems and Order Fulfillment;Turban,2017
2. Mercedes-Benz: Vans & Droneshttps://www.mercedes-benz.com/en/vehicles/transporter/vans-drones-in-zurich/
3. One of China’s Biggest Online Retailers Plans to Build Nearly 200 Drone Airports to Bring e-Commerce to Rural Chinahttps://www.businessinsider.com/chinese-online-retailer-is-building-200-drone-airports-rural-china-2017-12
4. Alibaba Is Using Drones to Deliver Teahttps://money.cnn.com/2015/02/04/technology/alibaba-delivery-drones/index.html
5. Iceland Expands Food Delivery by Drone in Reykjavikhttps://www.bbc.com/news/technology-44466353