Un contributo sullo studio dei castelli cabeça de terra(XI-XIII secolo). Il caso del castello della terra de Refojos

The aim of this paper is Ito examine the case of the castle cabeça de terra ofRefojos. On this castlethere are very few written documents, dated between XI and XIII centuries and labile and uncertain material evidence. Due to the scarcity of sources, a comparative analysis will be carried out based on the castles cabeça de terraprovided with more documentation, demonstrating how the multidisciplinary and comparative approach can be an appropriate methodology for the study and understanding of medieval defensive elements