Ronald M. Mallen (April 2002). "Easter Dating Method". Astonomical Society of South Australia. Diarsipkan dari versi asli tanggal 2012-03-20. Diakses tanggal March 20, 2012. List of Easter Sunday Dates 2000-2099
Ronald M. Mallen (April 2002). "Easter Dating Method". Astonomical Society of South Australia. Diarsipkan dari versi asli tanggal 2012-03-20. Diakses tanggal March 20, 2012. List of Easter Sunday Dates 2000-2099