10, counter argument: yes it can.
Finlay, Ian Hamilton.
Wild Hawthorn Press.
Dunsyre : Wild Hawthorn Press,
[1978]
Attributed to Ian Hamilton Finlay,
"See, A project for the Expansion of the Administrative Centre of Lower Austria in Vienna, Hans Buchwald, Wolfgang Felix Knoll, Jurgen Brenner, Stuttgart 1977."
Catalogue raisonné,
Conceptual art