FRASER, D. W. Legionnaires' disease : Description of an epidemic of pneumonia. N. Engl. J. Med. 1977, 297, 1189-1197
BRENNER, D. J. Classification of the Legionnaires' disease bacterium : Legionella pneumophila, genus novum, species nova, of the family Legionellaceae, familia nova. Ann. Int. Med. 1979, 90, 656-658