1. A new pathogenic Leptospira not readily cultivated;Alexander;J. Bacteriol.,1962
2. Leptospira;Alexander,1974
3. Leptospirosis in man and animal;Alston,1958
4. Laboratory diagnosis of Leptospirosis;Babudieri;Bull. WHO,1961
5. Quantitative assay for genus specific leptospiral antigen and antibody;Baker;Appl. Microbiol.,1973