Voytek MA, Priscu JC, Ward BB. The distribution and relative abundance of ammonium-oxidizing bacteria in lakes of the McMurdo Dry Valleys, Antarctica. Hydrobiologia. 1999;401:113-130. doi:LTER.

Voytek MA, Ward BB, Priscu JC. The Abundance of Ammonium-Oxidizing Bacteria in Lake Bonney, Antarctica Determined by Immunofluorescence, PCR and In Situ Hybridization, in Ecosystem Processes in a Polar Desert: The McMurdo Dry Valleys, Antarctica. Antarctic Research Series. 1998;72:217-228.

Ward BB, Priscu JC. Detection and Characterization of Denitrifying Bacteria from a Permanently Ice-Covered Antarctic Lake. Hydrobiologia. 1997;347:57-68.

Ward BB, Cockcroft AR, Priscu JC. Nitrifying and denitrifying bacteria in Lake Bonney. Antarctic Journal of the U.S. 1993;28(5):239-241.

Priscu JC, Ward BB, Downes MT. Water column transformations of nitrogen in Lake Bonney, a perennially ice-covered antarctic lake. Antarctic Journal of the U.S. 1993;28(5):237-239.