bibliography Isova

Kloster Isova

http://de.wikipedia.org/wiki/Kloster_Isova 

Isova

http://en.wikipedia.org/wiki/Isova

Notre Dame de Isova

https://www.cistercensi.info/abbazie/abbazie.php?ab=2713

Beata Kitsiki Panagopoulos: Cistercian and mendicant monasteries in medieval Greece. Chicago 1979. S. 42-56. ISBN 0-226-64544-4.