Stephen C. Feinstein, “Zbigniew Libera’s Lego Concentration Camp: Iconoclasm in Conceptual Art About the Shoah,” Other Voices: The (e)Journal of Cultural Criticism, v.2, n.1 (February 2000)
Try resources listed under Fluxus or in PHOTOGRAPHY/ART COLLECTIONS.
Zbigniew Libera, Nepal, 2003. Photograph. Courtesy Zbigniew Libera and Raster Gallery.