^Descartes, R. (1641) Meditations on First Philosophy, dalam The Philosophical Writings of René Descartes, diterjemahkan oleh J. Cottingham, R. Stoothoff and D. Murdoch, Cambridge: Cambridge University Press, 1984, vol. 2, hal. 1-62.
^Dictionary.com, "mind": "1. (in a human or other conscious being) the element, part, substance, or process that reasons, thinks, feels, wills, perceives, judges, etc.: the processes of the human mind. 2. Psychology. the totality of conscious and unconscious mental processes and activities. 3. intellect or understanding, as distinguished from the faculties of feeling and willing; intelligence."
^Google definition, "mind": "The element of a person that enables them to be aware of the world and their experiences, to think, and to feel; the faculty of consciousness.." 
^Redding, Paul, "Georg Wilhelm Friedrich Hegel", The Stanford Encyclopedia of Philosophy (Summer 2012 Edition), Edward N. Zalta (ed.), forthcoming. [nonaktif].