Elffers, J., & Meller, S. (1991). Material Things. Artforum.
Lua i Stíl Chicago (17ú heag.)Elffers, Joost, agus Susan Meller. "Material Things." Artforum 1991.
Lua MLA (8ú heag.)Elffers, Joost, agus Susan Meller. "Material Things." Artforum, 1991.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.