Eric Lee Goodfield, Hegel and the Metaphysical Frontiers of Political Theory, Routledge, 2014: "Hegel's collective vision of positive liberty in and through Sittlichkeit is reduced to no more than the "mischief" and "mystification" of an amoral, regressive and anti-liberal political vision."
E.J. Cottrill, "Novel Uses of the Charter Following Dore and Loyola", 2018 56:1 Alberta Law Review 73 at 74, note 7 https://ssrn.com/abstract=3156467
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plato.stanford.edu
Carter, Ian (2022 թ․ մարտի 22). «Positive and Negative Liberty». In Zalta, Edward N. (ed.). The Stanford Encyclopedia of Philosophy. Metaphysics Research Lab, Stanford University – via Stanford Encyclopedia of Philosophy.