*[http://www.goarch.org/en/ourfaith/articles/article8505.asp The Origins of Pascha and Great Week - Part II]

*[http://www.orthodoxinfo.com/praxis/typicon.aspx How to Keep the Church Typicon: The Question of Uniformity in the Church Services Discussed at the Council of Hierarchs of the Russian Orthodox Church Abroad (1951), by St. John (Maximovitch)]

*[http://www.metropolitancantorinstitute.org/Typikon.html The Typikon] (includes brief history, from an [[Eastern Catholic]] website)

*[http://www.orthodox.net/ustav/index.html Information on and from the Typikon]