References
- Brown, S. R., 1968: Bacterial carotenoids from freshwater sediments. — Limnol. Oceanogr. 13: 233–241.
- Brown, S. R. 1969: Paleolimnological evidence from fossil pigments. — Mitt. Internat. Verein. Limnol. 17: 95–103.
- Brown, S. R., Daley, R. J. & McNeely, R. N., 1977: Composition and stratigraphy of the fossil phorbin derivatives of Little Round Lake, Ontario. — Limnol. Oceanogr. 22: 336–348.
- Daley, R. J., Gray, C. J. B. & Brown, S. R., 1973: Reverse-Phase thin-layer chromatography of chloroplast pigments. — J. Chromatogr. 78: 211–219.
- Kuznetsov, S. I., 1970: The microflora of lakes and its geochemical activity (ed. Carl H. Oppenheimer). — Univ. Texas Press, Austin, 503 pp.
- McIntosh, H. J., 1983: A paleolimnological investigation of the bacterial carotenoids of Sunfish Lake. — M. Sc. Thesis, Queen's Univ., Kingston, Ontario, Canada.
- Parkin, T. B. & Brock, T. D., 1980: Photosynthetic bacterial production In lakes: The effects of light intensity. — Limnol. Oceanogr. 25: 711–718.
- Pfennig, N., 1977: Phototrophic green and purple bacteria: A comparative systematic survey. — Ann. Rev. Microbiol. 31: 275–290.
- Pfennig, N. 1978: General physiology and ecology of photosynthetic bacteria. — In: Clayton, R. K. & Sistrom, W. R. (eds.), The Photosynthetic Bacteria. Plenum Press, New York.
- Smol, J. P., Brown, S. R. & McNeely, R. N., 1983: Cultural disturbance and trophic history of a small meromictic lake in Central Canada. — Hydrobiologia 103: 125–130.
- Sorokin, J. I., 1965: On the trophic role of chemosynthesis and bacterial biosynthesis in water bodies. — Mem. 1st. Ital. Idrobiol. 18 (Suppl.): 187–205.
- Watts, C. D., Maxwell, J. R. & Kjosen, H., 1975: The Potential of carotenoids as environmental indicators. — In: Campos, R. & Goni, J. (eds.), Advances in organic geochemistry: 391–413. Empresa Nacional Adaro de Investigaciones Minerals S. A. Madrid, Spain.
- Watts, E. D. & Maxwell, J. R., 1977: Carotenoid diagenesis in a marine sediment. — Geochim. Cosmochim. Acta 41: 493–497.