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Walter Leimgruber, Switzerland and the UNESCO Convention on Intangible Cultural Heritage, Journal of Folklore Research, Vol. 47, No. 1-2, Special Double Issue: Ethnological Knowledges / Edited by Michaela Fenske and Antonia Davidovic-Walther (January/August 2010), pp. 161-196
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Leimgruber (2010) studied this question.
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