Searching for species in haloarchaea Papke, R. T. ; Zhaxybayeva, O. ; Feil, E. J. ; Sommerfeld, K. ; Muise, D. ; Doolittle, W. F. Abstract Publication: Proceedings of the National Academy of Science Pub Date: August 2007 DOI: 10.1073/pnas.0706358104 Bibcode: 2007PNAS..10414092P