Notwithstanding Mark Hitchcock’s pretribulationism, his Ph.D dissertation is a refutation of the early dating of the Book of Revelation argued by preterists. You can download it here for free: http://www.pre-trib.org/data/pdf/hitchcock-dissertation.pdf
Alan Kurschner, Ph.D. is the founder of Eschatos Ministries, teaching Bible prophecy from a futurist, premillennial, prewrath perspective.