Fontaine, J. R. J. (2005). Equivalence. In K. Kempf-Leonard (Ed.), Encyclopedia of social measurement (Vol. 1, pp. 803-813). Amsterdam: Elsevier. https://doi.org/ 10.1016/B0-12-369398-5/00116-X.
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Fontaine, J.R.J., 2005. Equivalence. In: Kempf-Leonard, K. (Ed.), Encyclopedia of Social Measurement. Elsevier, pp. 803-813. doi: 10.1016/B0-12-369398-5/00116-X .
(xsd:string)