11　S E Staff (26 July 2016) Timeline of 50 years of Walmart's supply chain.
12　T H Davenport (December 2013) Analytics 3.0. Harvard Business Review.
4. 基础设施
1　Bandwidth chart (no date).
2　A Roundy (no date) A mere one-degree difference.
5. 人工智能
1　R Dobbs, J Manyika and J Woetzel (April 2015) The four global forces breaking all the trends.
2　P Bugdahn (12 December 2017) How autonomous trucks will change the trucking industry
3　Smart Cities Council (no date).
4　L Columbus (30 July 2017) Smart factories will deliver $500b in value by 2022.