Stepwise Segmentation and Interpretation of Section Representations in Vectorized Drawings. - Hans Grabowski; Chenguang Liu; Arno Michelis (ICDAR, 1999)

3D Reconstruction of Paper Based Assembly Drawings: State of the Art and Approach. - El-Fathi El-Mejbri; Hans Grabowski; Harald Kunze; Ralf-Stefan Lossack; Arno Michelis (GREC, 2001)

Interpretation of Low-Level CAD Data for Knowledge Extraction in Early Design Stages. - Hans Grabowski; Harald Kunze; Ralf-Stefan Lossack; Arno Michelis (GREC, 2001)