https://acmrs.org/news/events/history-emotions-study-group-ii

http://oldcurrencyexchange.com/2015/06/06/obrien-coin-guide-an-introduction-to-the-islamic-coins-found-in-medieval-ireland/

http://www.abc.es/cultura/20150929/abci-hallan-israel-raro-mosaico-201509291412.html

http://www.fefonlus.it/index.php?option=com_k2&view=item&layout=item&id=678&Itemid=678&lang=it

http://genova.repubblica.it/cronaca/2015/09/28/news/genuensis_ergo_mercator-123859980/?refresh_ce

http://www.arqueologiamedieval.com/noticias/10636/la-muralla-del-alcazar-califal-de-cordoba-sale-a-la-luz?utm_source=dlvr.it&utm_medium=facebook