John Milner,

Mondrian (London: Phaidon, 1992), 161, 163.

De Stijl,

I, 2, 39, and II, 2, 40, rpt. in Hans L. Jaffe,

De Stijl (London: Thames and Hudson, 1970), 31.

C. H. Waddington,

Behind Appearances (Edinburgh: Edinburgh University Press, 1969), 42ff.

See Joan Weinstein,

The Ends of Expressionisn: Art and the November Revolution in Germany, 1918-1919 (Chicago: Chicago University Press, 1990).

Cit. Frank Whitford,

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