Fresh approaches to brick production and use in the Middle Ages : proceedings of the session 'Utilization of Brick in the Medieval Period - Production, Construction, Destruction' : held at the European Association of Archaeologists (EAA) Meeting, 29 August to 1 September 2012 in Helsinki, Finland - Ratilainen, Tanja; Bernotas, Rivo (Archaeopress, 2014)