References
Birch, T. & M. MartinĂ³n-Torres forthcoming [2012], The iron bars from the 'Gresham Ship': employing multivariate statistics to further slag inclusion analysis of ferrous objects. In: J. Bayley, E., Blakelock, E. & D. Crossley (eds), Proceedings of the 2009 HMS conference held at Bradford (HMS Occassional Publication).