1. Workflow Definition Schema for InfoPath Forms
    1. http://msdn.microsoft.com/en-us/library/ms545033.aspx
  2. Workflow user experience in InfoPath
    1.  http://blogs.msdn.com/infopath/archive/2006/11/22/workflow-user-experience-in-infopath.aspx
  3. InfoPath Forms for Workflows
    1. http://msdn.microsoft.com/en-us/library/ms573938.aspx
  4. Workflows in Office SharePoint Server 2007
    1. http://msdn.microsoft.com/en-us/library/ms549489.aspx