PR Hunter et MA Gaston, « Numerical index of the discriminatory ability of typing systems: an application of Simpson's index of diversity », J Clin Microbiol, vol. 26, no 11, , p. 2465–2466 (PMID3069867, PMCID266921, DOI10.1128/JCM.26.11.2465-2466.1988)
PR Hunter et MA Gaston, « Numerical index of the discriminatory ability of typing systems: an application of Simpson's index of diversity », J Clin Microbiol, vol. 26, no 11, , p. 2465–2466 (PMID3069867, PMCID266921, DOI10.1128/JCM.26.11.2465-2466.1988)