*''St [[Seraphim of Sarov]] - a spiritual biography'', New Sarov Press, 1994.
(According to Metropolitan [[Kallistos (Ware) of Diokleia|Kallistos Ware]] , 'some doubts have been expressed whether this is actually the work of Fr. Lazarus, at any rate in its present form'. )<ref>Bishop Kallistos of Diokleia, 'Foreward', in Ignatius Brianchaninov, ''On the Prayer of Jesus'' (Boston, MA: New Seeds, 2006) p. xx.) </ref>