Environment discipline
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In the Unified Process, "[t]he Environment discipline refers to the tools and customization of the process for the project - that is, setting up the tool and process environment".
Kruchten, Philippe (2004). "Chapter 14: The Environmental Process". . Addison-Wesley Professional. ISBN978-0-321-19770-2.
Shuja, Ahmad K.; Krebs, Jochen (29 December 2007). "Chapter 13: The Environment". . Pearson Education. ISBN978-0-13-270429-8.