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http://www.greenmountain.nu/christina/ideas/usecase_patterns.htmAn article teaching how to use Use Cases in UML to model software requirements
http://www.zoo.co.uk/~z0001039/PracGuides/pg_use_cases.htmDescribing Software Requirements Using UML Use Casesdvent of the ...
http://www.members.iinet.net.au/~lonsdale/courses/lons008Use Case Modelling Resources - good basic introduction to use cases by Martin Fowler. Use Case Modelling - Capturing User Requirements Use Cases are not a functional decomposition model
http://members.iinet.net.au/~lonsdale/courses/lons008/resources.htm