Journal for Concrete Poetry and Fine Art . In all, four editions were published: 1, 2, 3, and 5. The first edition was an anthology of concrete poetry and included contributions by Josef Albers, Louis Aragon, Helmut Heissenbüttel, Eugen Gomringer, Dieter Roth, Daniel Spoerri and others ). Further editions were dedicated to specific poets (Emmett Williams, Gherashim Luca).

(see: Katerina Vatsella: „Edition MAT: Daniel Spoerri, Karl Gerstner und das Multiple – Die Entstehung einer Kunstform“, Verlag H.M. Hauschild, Bremen 1998. 300 S. ISBN: 3-931 785-61-0)