Publications of the National Bureau of Standards. Published by NBS July 1960 through June 1966; Published by Others 1960 through 1965
International Journal of Radiation Biology and Related Studies in Physics Chemistry and Medicine · 1967
(1967). Publications of the National Bureau of Standards. Published by NBS July 1960 through June 1966; Published by Others 1960 through 1965. International Journal of Radiation Biology and Related Studies in Physics, Chemistry and Medicine: Vol. 12, No. 4, pp. 402-402.