1. Intangible Search.
http://www.intangiblesearch.eu
. Accessed 12 July 2018
2. Lombardia Digital Archive (AESS).
http://aess.regione.lombardia.it/ricerca
. Accessed 12 July 2018
3. Artese, M.T., Gagliardi, I.: Inventorying intangible cultural heritage on the web: a life-cycle approach. Int. J. Intang. Herit. 12, 111–138 (2017). Natl Folk Museum Korea-Nfmk, South Korea
4. Museo Fotografia Contemporanea.
http://mfc.itc.cnr.it/home.htm
. Accessed 12 July 2018
5. Europeana.
http://www.europeana.eu
. Accessed 12 July 2018