References
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- Griffin, J. J. & Goldberg, E. D. 1981: Sphericity as a characteristic of solids from fossil fuel burning in a Lake Michigan sediment. — Geochim. Cosmochim. Acta 45: 763–769.
- Griffin, J. J. & Goldberg, E. D. 1983: Impact of fossil fuel combustion on sediments of Lake Michigan: a reprise. — Environ. Sci Technol. 17: 244–245.
- Ogren, J. A., 1982: Deposition of particulate elemental carbon from the atmosphere. — In: Wolff, G. T. & Klimisch, R. L. (eds.), Particulate carbon: atmospheric life cycle: 379–388. Proc. of an internat. symposium, held October 13–14, 1980, at the General Motors Research Laboratories, Warren, Michigan.
- Renberg, I., 1981: Improved methods for sampling, photographing and varve-counting of varved lake sediments. — Boreas 10: 255–258.
- Renberg I. & Wik, M. (in print): Soot particle counting in recent lake sediments; an indirect dating method. — Ecol. Bull. 36.