• https://www.iris.unict.it/handle/20.500.11769/535698
• https://www.iris.unict.it/handle/20.500.11769/627078
• https://www.iris.unict.it/handle/20.500.11769/586999
• https://www.iris.unict.it/handle/20.500.11769/588013
• https://www.iris.unict.it/handle/20.500.11769/568389
• https://www.iris.unict.it/handle/20.500.11769/596010
• https://www.iris.unict.it/handle/20.500.11769/552582
• https://www.iris.unict.it/handle/20.500.11769/668632
• https://www.iris.unict.it/handle/20.500.11769/593831
• https://www.iris.unict.it/handle/20.500.11769/596909
• https://www.iris.unict.it/handle/20.500.11769/614561
• https://www.iris.unict.it/handle/20.500.11769/542382