Nikolai Kasak, ‘Black Angular Forms’, 1944, Sammer Gallery LLC

The Art of Kasak, by Robert Kramer et all., October House Inc, New York, 1968 (Illustrated)
From Action to Dynamic Silence , The Art of Nikolai Kasak, The Institute of Modern Russian Culture, Publisher Charles Schalcks, Utah, 1991 (Illustrated)

Estate of the Family