Two group analysis of Z.E.T.R. experiments /
Fenning, F. W.,author.
Horton, C. C.,author.
McCullen, J. D.,author.
Atomic Energy Research Establishment (Harwell, England),issuing body.
Great Britain.Her Majesty's Stationery Office.
"Nov. 24, 1955".
Sold but not published by H.M. Stationery Office.