J. Wulf

Surface wear on cervical restorations and adjacent enamel and root cementum caused by simulated long-term maintenance therapy.

C. Schwahn, T. Kocher, A. Rühling, 2004, Journal of clinical periodontology.

Abundance and distribution of harbour porpoisesPhocoena phocoena in selected areas of the western Baltic and the North sea

J. Teilmann, H. Benke, J. Wulf, 1993, Helgoländer Meeresuntersuchungen.