מצוטט מתוך הערת שוליים:Keutel, Walter, "In Pursuit of Invisible Tracks: Photographs of a Dead Author", New German Critique, No. 50 (Spring - Summer, 1990), pp. 157-172, New German Critique, (URL: http://www.jstor.org/stable/488215), p.169.
Kemp, Wolfgang & Rheuban, Joyce, "Images of Decay: Photography in the Picturesque Tradition", October, Vol. 54, (Autumn, 1990), pp. 102-133, The MIT Press (URL: http://www.jstor.org/stable/778671), p.110.