1. “Robot Mailman Rolls on a Tight Schedule,” Popular Science, October 1976, https://books.google.ca/books·id=HwEAAAAAMBAJ&pg=PA76&lpg=PA76&dq=mailmobile+robot&source=bl&ots=SHkkOiDv8K&sig=sYFXzvvZ8_GvOV8Gt30hoGrFhpk&hl=en&sa=X&ei=B3kLVYr7N8meNoLsg_AD&redir_esc=y#v=onepage&q=mailmobile%20robot&f=false.
2. 纳森．罗森伯格（Nathan Rosenberg）1991年向作者转述史蒂格勒的话。.
3. 诺贝尔奖演说引述：“Studies of Decision Making Lead to Prize in Economics,” Royal Swedish Academy of Sciences, press release, October 16, 1978, https://www.nobelprize.org/nobel_prizes/economic-sciences/laureates/1978/press.html. 图灵奖演说引述：Herbert Alexander Simon, A.M. Turing Award, 1975, http://amturing.acm.org/award_winners/simon_1031467.cfm. 请参考Herbert A. Simon, “Rationality as Process and as Product of Thought,” American Economic Review 68, no. 2 (1978): 1–16; Allen Nevell and Herbert A. Simon, “Computer Science as Empirical Inquiry,” Communications of the ACM 19, no. 3 (1976): 120.
4. 罗杰．摩尔（Roger K. Moore）引述弗瑞德利．贾里尼克的话：“Results from a Survey of Attendees at ASRU 1997 and 2003,” INTERSPEECH- 2005, Lisbon, September 4–8, 2005.
