Yong-Joon Choi's dissertation on Dooyeweerd Dialogue and Anthithesis - available from the CSU here - has now been published by The Hermit Kingdom Press.
It is also available on-line on Andrew Basden's Dooyeweerd pages: here.
Rev. Dr. Yong-Joon Choi is the Visiting Professor of Philosophy at the Vancouver Institute for Evangelical Worldview and the Senior Pastor of Hanbit Korean Church in Cologne, Germany. Rev. Dr. Choi received his Ph.D. in Philosophy from Potchefstroom University in South Africa and holds the Doctorandus degree in Philosophy from the Free University of Amsterdam, the M.Div. degree from Westminster Theological Seminary in Philadelphia, and B.A. in Sociology from Seoul National University.