Pui Yin Hor thinks this is interesting: temporal trigger From CHAPTER 4: USE CASE ANALYSIS from System Analysis and Design, Fifth Edition by Roberta M. Roth, Barbara Haley Wixom, Alan Dennis Publisher: John Wiley & Sons Released: January 2012 Note 時間 Share this highlight http://www.safaribooksonline.com/a/system-analysis-and/17836/ Twitter Facebook Google Plus Email Get Instant Access Now Start a Free Trial Learn about Safari for Business Have an account? Sign in. Minimise Unlock the rest of System Analysis and Design, Fifth Edition and 30,000 other books and videos By clicking this box, you confirm that you have read and agree to the terms and conditions of our Membership Agreement, and you understand that when your trial period ends, you will be required to provide billing information if you wish to continue using the service. Unlock the rest of this book Start a Free 10-Day Trial loading Learn about Safari for Business Have an account? Sign in.