1994

Overmann, Jörg and Beatty, J. T. and Hall, K. J. (1994): Photosynthetic activity and population dynamics of Amoebobacter purpureus in a meromictic saline lake. In: FEMS Microbiology Ecology, Vol. 15: pp. 309-320

1991

Overmann, Jörg and Beatty, J. T. and Hall, K. J. and Pfennig, Norbert and Northcote, Tom G. (1991): Characterization of a dense, purple sulfur bacterial layer in a meromictic salt lake. In: Limnology and Oceanography, Vol. 36: pp. 846-859