Fujita, Y.; Ferris, F. G.; Lawson, R. D.; Colwell, F. S.; Smith, R. W. (1 October 2000). "Subscribed Content Calcium Carbonate Precipitation by Ureolytic Subsurface Bacteria". Geomicrobiology Journal. 17 (4): 305–318. doi:10.1080/782198884. ISSN0149-0451. S2CID140741341.
Fujita, Y.; Ferris, F. G.; Lawson, R. D.; Colwell, F. S.; Smith, R. W. (1 October 2000). "Subscribed Content Calcium Carbonate Precipitation by Ureolytic Subsurface Bacteria". Geomicrobiology Journal. 17 (4): 305–318. doi:10.1080/782198884. ISSN0149-0451. S2CID140741341.
Fujita, Y.; Ferris, F. G.; Lawson, R. D.; Colwell, F. S.; Smith, R. W. (1 October 2000). "Subscribed Content Calcium Carbonate Precipitation by Ureolytic Subsurface Bacteria". Geomicrobiology Journal. 17 (4): 305–318. doi:10.1080/782198884. ISSN0149-0451. S2CID140741341.