The 2 references in paper Viktor Kapitanov A., Anna Ivanova A., Aleksandra Maksimova Y., В. Капитанов А., А. Иванова А., А. Максимова Ю. (2018) “Проблемы числовых оценок неравенства // The problems of numerical inequalities estimates” / spz:neicon:statecon:y:2018:i:4:p:4-15

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2
Osberg L. “On the limitations of some current usages of the Gini Index” Dalhousie University
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