Here I have complied a list of links which I visited to help me keep track of them and remember on which project I used it for.

Useful search results with keywords as ”UI patterns for breadcrumbs” on Live and Google search engines.

• Welie.com (Patterns in Interaction Design) which also has links to more Literature on research of breadcrumbs (also Nielson)
• UI-patterns.com (User Interface Design Pattern Library)
• The Diemen Repository of Interaction Design Patterns which also has links to other Pattern libraries such as Jennifer Tidwell, etc

  http://www.visiblearea.com/cgi-bin/twiki/view/Patterns/Homeward_path

• Yahoo! Design Pattern Library

  http://developer.yahoo.com/ypatterns/pattern.php?pattern=breadcrumbs

• Yahoo! User Interface Blog
• Web Patterns (a UC Berkeley Resource for Building User Interfaces)
  a.) Research on Breadcrumb Navigation:-
  b.) Popluar Styles of Breadcrumb Separator (for Horizontal Breadcrumbs)