Johnston, Gary Paul & Nelson, Thomas B. (2010). The World's Assault Rifles (First Printing). Ironside International Publishers, Inc., P.54-56. | ISBN 9780935554007 | Amazon
^ T2 Series US Patent 4,358,986 This patent shows the receiver and bolt drawings, as well as the trigger housing (lower receiver) and firing control group.
This model is a variant, more information is available on the Australian Automatic Arms - SAR page.