Dustin Watson Ellington, “Not Applicable to Believers? The Aims and Basis of Paul’s ‘I’ in 2 Corinthians 10–13,” Journal of Biblical Literature 131 (2012) 325–40.
Jason B. Hood, “The Temple and the Thorn: 2 Corinthians 12 and Paul’s Heavenly Ecclesiology,” Bulletin for Biblical Research 21 (2011) 357–70.
Andrew T. Lincoln, “‘Paul the Visionary’” The Setting and Significance of the Rapture to Paradise in II Corinthians XII.1–10,” New Testament Studies 25 (1979) 204–20.
The Ecstasy and The Agony, by Ray C. Stedman