The second opus of the INTRAMUROS collection, Bojana au cube was made on the press of the National School of Architecture of Strasbourg, with the precious help of the students supervised by Nicolas Depoutot.

This book is the editorial extension of the educational process developed during an academic year during which of hundreds of models in the size 10*10 cms were produced on the basis of the observation led by Pierre Hebbelinck after a visit of the Chapel of Boyana in Bulgaria.