(en) The Memory of the Photograph : Cataloguing & Classification Practices in the Nordic Countries, the Baltic States and Russia, Nordic Council of Ministers, , 190 p. (ISBN9789289306287, lire en ligne), p. 18
(en) Chris Robinson, Estonian Animation : Between Genius and Utter Illiteracy, Indiana University Press, , 212 p. (ISBN9780861969357, lire en ligne)