"Archived copy"(PDF). www.basslink.com.au. Archived from the original(PDF) on 12 September 2009. Retrieved 17 January 2022.{{cite web}}: CS1 maint: archived copy as title (link)
"OPEL Network Fact Sheet"(PDF) (Press release). Minister for Communications, Information Technology and the Arts. Archived from the original(PDF) on 1 July 2007. Retrieved 14 July 2007.
"Archived copy"(PDF). www.basslink.com.au. Archived from the original(PDF) on 12 September 2009. Retrieved 17 January 2022.{{cite web}}: CS1 maint: archived copy as title (link)
"OPEL Network Fact Sheet"(PDF) (Press release). Minister for Communications, Information Technology and the Arts. Archived from the original(PDF) on 1 July 2007. Retrieved 14 July 2007.