R.E. Allen, Plato's Parmenides: Translation and Analysis (Minnesota 1983).
Gail Fine, On Ideas: Aristotle's Criticisms of Plato's Theory of Forms (Oxford, 1993), pp. 204-224.
Constance Meinwald, Plato's Parmenides (Oxford, 1991).
(See also review by E. Benitez, Ancient Philosophy 1993, pp. 410-413.)
Mitchell Miller, Plato's Parmendes: The Conversion of the Soul (Princeton, 1986).
(See review by Mark McPherran in Ancient Philosophy 1991, p. 421.)
Kenneth Sayre, Plato's Late Ontology (Princeton, 1983).
Robert Barford, "The Context of the Third Man Argument in Plato's Parmenides, Journal of the History of Philosophy 16 (1978), pp. 1-11.
S. Marc Cohen, "The Logic of the Third Man," Philosophical Review 80 (1971), pp. 448-75.
R. Heinaman, "Self Predication in Plato's Middle Dialogues," Phronesis 1989, pp. 56-79.
William E. Mann, "The Third Man=The Man Who Never Was," American Philosophical Quarterly 16 (1979), pp. 167-76.
F. R. Pickering, "Plato's Third Man Arguments," Mind 90 (1991), pp. 263-69.
Gregory Vlastos, "The "Third Man Argument in the Parmenides," in R.E. Allen, ed., Studies in Plato's Metaphysics, 231-63; originally published in Philosophical Review 63 (1954), 319-49.
Sarah Waterlow, "The Third Man's Contribution to Plato's Paradigmatism," Mind 91 (1982), pp. 339-57.