[{"id":"oriental-orthodox-1","type":"webpage","title":"Oriental Orthodox: Cyril of Alexandria, On the Unity of Christ.","URL":"/tree/oriental-orthodox"},{"id":"oriental-orthodox-2","type":"webpage","title":"Oriental Orthodox: V. C. Samuel, The Council of Chalcedon Re-Examined (1977).","URL":"/tree/oriental-orthodox"},{"id":"protestant-1","type":"webpage","title":"Protestant: The Augsburg Confession (1530).","URL":"/tree/protestant"},{"id":"protestant-2","type":"webpage","title":"Protestant: Alister E. McGrath, Reformation Thought (2012).","URL":"/tree/protestant"}]