Fox, D L Carotenoids and Other Lipoid-Soluble Pigments in the Sea and in Deep Marine Mud. [electronic resource] - Proceedings of the National Academy of Sciences of the United States of America Jun 1937 - 295-301 p. digital Publication Type: Journal Article ISSN: 0027-8424 Standard No.: 10.1073/pnas.23.6.295 doi