SAMUEL BAK 1971 Tel Aviv, Nr. 8. [hic 46 x 38 cm]
BAK . Denkmäler unserer Träume Rolf Kallenbach 1977 München, p. 128, ill. 45.
BAK paintings of the last decade Paul T. Nagano, A. Kaufman 1976 New York, NY, p. 104, ill.