an Entity references as follows:
L'âme celte: de Bretagne et d'Irlande... / Alan Stivell, Gilles Servat, Loreena McKennit... [et al.], chant; Dan Ar Braz, guit.; Davy Spillane, cornemuse; Étienne Granjean, acrdn diato... [et al.]; les soeurs Goadec, the Chieftains, the Dubliners... [et al.], groupes voc.