Drug Therapy,

August 1976.

Smith, Kendric C., “The Science of Photobiology,”

BioScience,

January 1974.

Solon, Leon V., “Polochromy,”

Architectural Record,

New York, 1924.

Southall, James P. C.,

Introduction to Physiological Optics,

अज्ञात पृष्ठ