Bouma, P. J. (Pieter Johannes), d. 1947. Physical aspects of colour P. J. Bouma, and edited by W. de Groot, A. A. Kruithof, J. L. Ouweltjes - 2nd ed. - New York St. Martin Press 1971 - viii, 280 p. : ill. ; 24 cm. - Philips technical library . Translation of Kleuren en kleurindrukken. p. 254-264. LCCN: 70-143401 //r90 Subjects--Topical Terms: ColorColor vision