==External links==

*[http://orthodoxresearchinstitute.org/resources/hierarchs/constantinople/currenta.htm#john_metr_pergamon His Eminence John, Metropolitan of Pergamon] from the Orthodox Research Institute

*[http://www.oodegr.com/english/dogmatiki1/perieh.htm Dogmatics notes] - "These are the notes that were taken from the lessons of Professor I. Zizioulas (current Metropolitan of Pergamus and Chairman of the Athens Academy) at the Poemantic Division of the Thessaloniki University's School of Theology, during the academic year 1984-1985. They are published with the blessing and the permission of the reverend Metropolitan."