Über die künstlerischen Ausdrucksmittel und deren Verhältnis zu Natur und Bild, (ed.) Adolf Hölzel , exh. cat. Kunst für Alle (1904)

»I mean, similar to the counterpoint and harmonics that exist in music one must also endeavor in painting to create a specific theory regarding artistic contrasts of every kind and their harmonious equilibrium.«

@article{Holzel.1904,
 author = {H\"{o}lzel, Adolf},
 year = {1904},
 title = {\"{U}ber die k\"{u}nstlerischen Ausdrucksmittel und deren Verh\"{a}ltnis zu Natur und Bild},
 number = {20},
 journal = {Kunst f\"{u}r Alle}
}