He also started two excavations in Italy, in Ostia Antica (the Schola del Traiano) and in Garaguso (Basilicata). He is known as a major specialist of ancient iconography. His master work, l'Ilioupersis dans la céramique Italiote, is considered to be an important publication on South Italian vase painting and iconography.
He also initiated two archaeological excavations in Italy, at Ostia Antica (the Schola del Traiano) and Garaguso (Basilicata). He is esteemed for his knowledge of ancient visual arts. His influential publication, l'Ilioupersis dans la céramique Italiote, is considered a crucial study on South Italian ceramic art and iconography.