Priscu, J. P., Adams, E. E., Paerl, H. W., Fritsen, C. H., Dore, J. E., Lisle, J. T., Wolf, C. F., Mikucki, J. (2005). Perennial Antarctic Lake Ice: A refuge for Cyanobacteria in an Extreme Environment, In Life in Ancient Ice, 22-49, Princeton University Press: Princeton, NJ