2017  Architecture in German Switzerland since 1980, updated project list,
2011  Pieter De Bruyne (1931-1987), Archive research, the making of a catalogue raisonnĂ© on the works, Design Museum Gent
1995  'Interieurhuis te Kortrijk (1868)', Analysis and research of the geometrical proportions
  'Synagoge de Delme (1878)', Analysis and research of the geometrical proportions
1985  'Jan Blazej Santin-Aichel [Giovanni Santini] (1667-1723)', Research to the geometrical emblematic in the gothic Baroque architecture in Bohemia
1983  'Old Egyptian Pyramid', Research on the proportional system
  'Research on the proportion 11:15', Analysis and research through different geometrical schemes
  'Francesco Borromini (1599-1667)', Analysis and research on the spatial proportions and systematic in the works
1982  'Architecture of Henri Beyaert (1823-1894)', Research in the archives, facade analyses and research of the volumetric (icw Jos Vanderperren and Jozef Victoir)
1980  'Architecture in Aalst 1920-1980', Inventarisation and analyses of buildings by the architects Antoon Blanckaert, Huib Hoste, a.o..