Self-absorption and window-absorption correction in the 2pi-beta-proportional counter for certain fission products /
Cuninghame, J. G.,author.
Sizeland, M. L.,author.
Willis, H. H.,author.
Atomic Energy Research Establishment (Harwell, England),issuing body.
Great Britain.Her Majesty's Stationery Office.
"Feb., 1957."
Sold but not published by H.M. Stationery Office.