info:oai:openarchive.icomos.org:2046info:ofi/fmt:xml:xsd:bookDiopHamet A.Diop, Hamet A.DiopAlphaDiop, AlphaCisseLassanaCisse, Lassana2018Ancient towns of Djenne: challenges of the conservation of buried architectural monuments and urbanisation on a living site inscribed on UNESCO’s list of World Heritageproceeding