jpa annotation reference documentation

for jpa annotations 

• http://www.oracle.com/technology/products/ias/toplink/jpa/resources/toplink-jpa-annotations.html   --> very famous reference
• http://www.jpox.org/docs/1_2/jpa/annotations.html
  

for hibernate annotations

• http://docs.jboss.org/hibernate/stable/annotations/reference/en/html_single/ ,  same documentation at a different address  http://docs.huihoo.com/hibernate/annotations-reference-3.2.1/
  
• http://tadtech.blogspot.com/2007/09/hibernate-association-mappings-in.html --> only the associations
  
• http://www.roseindia.net/hibernate/ --> with code samples :)