Roebuck, B; Bennett, E G; Dickson, A; Wicks, M (1999) The measurement of uncertainty in grain size distribution. Interlaboratory exercise part 2 - metallographic images. NPL Report. CMMT(A)230
Roebuck, B; Bennett, E G; Dickson, A (1999) The measurement of uncertainty in grain size distribution. Interlaboratory exercise. Part 1 - Reference Images. NPL Report. CMMT(A)154