- A Candle in the Shadow of a Volcano: Effects of a United ELCA on the Lutheran Mission Picture
- True Lutherans Versus the Prussian union of the Early 1800's
- Serving the Renewal or the Ecumenical Movement?: An Analysis of the Theology and Practice of "Lutheran Charismatic Renewal Services"
- A Basic Doctrinal Difference Among Lutherans
- The Ecumenical Movement with Special Emphasis on the Lutheran-Catholic Dialogue on Justification