Columbia subject headings:
Archaeology, Medieval--France--Poitou-Charentes--Congresses.
Architecture, Medieval--France--Poitou-Charentes--Congresses.
Monasteries--Conservation and restoration--France--Poitou-Charentes--Congresses.
Monasteries--France--Poitou-Charentes--History--Congresses.
Poitou-Charentes (France)--Buildings, structures, etc.--Congresses.
Poitou-Charentes (France)--Church history--Congresses.
Harvard subject headings:
Princeton subject headings:
Archaeology, Medieval--France--Poitou-Charentes--Congresses.
Architecture, Medieval--France--Poitou-Charentes--Congresses.
Monasteries--Conservation and restoration--France--Poitou-Charentes--Congresses.
Monasteries--France--Poitou-Charentes--History--Congresses.