Torreblanca, M., Rodriguez-Valera, F., Juez, G., Ventosa, A., Kamekura, M., Kates, M. 1986. Classification of non-alkaliphilic halobacteria based on numerical taxonomy and polar lipid composition, and description of Haloarcula gen. nov. and Haloferax gen. nov. Systematic and Applied Microbiology. 8 : 89-99.