Package Diagrams http://www.agilemodeling.com/artifacts/packageDiagram.htm http://www.agilemodeling.com/artifacts/packageDiagram.htm http://www.cs.umd.edu/~kang/personal/435/design/pd.html http://www.cs.umd.edu/~kang/personal/435/design/pd.html http://www-106.ibm.com/developerworks/webservices/library/ws-tip-pkgs/ http://www-106.ibm.com/developerworks/webservices/library/ws-tip-pkgs/