@BOOK{NAP22915, author = "Transportation Research Board and National Academies of Sciences, Engineering, and Medicine", title = "Traffic Signal Retiming Practices in the United States", doi = "10.17226/22915", abstract = "TRB\u2019s National Cooperative Highway Research Program (NCHRP) Synthesis 409: Traffic Signal Retiming Practices in the United States explores practices that operating agencies currently use to revise traffic signal timing. The report examines the processes used to develop, install, verify, fine-tune, and evaluate the plans.", url = "https://nap.nationalacademies.org/catalog/22915/traffic-signal-retiming-practices-in-the-united-states", year = 2010, publisher = "The National Academies Press", address = "Washington, DC" }