Darrell B. Smith

Enumeration of total coliforms and Escherichia coli from source water by the defined substrate technology

D. B. Smith, S. Edberg, M. Allen, 1990, Applied and environmental microbiology.

Defined substrate technology method for rapid and specific simultaneous enumeration of total coliforms and Escherichia coli from water: collaborative study.

D. B. Smith, S. Edberg, M. Allen, 1991, Journal - Association of Official Analytical Chemists.