1. Aalto, H. (Dept. of Technical Phys., Technical Univ. of Helsinki, Otaniemi, Finland): Determination of the isotopic ratio238U/235U by neutron activation. TKK-F-A-136, Dec. 1970, 31 p., see alsoNucl. Sci. Abstr. 25 (1971) No. 12958.
2. Abdullaev, A. A., Shapipov, E. B., Khudaibergenov, U., Khasanov, A. S.: Radioactivation method for determining selenium, tellurium, and gold in natural waters.Izv. Akad. Nauk Uzb. SSR, Ser. Fiz.-Mat. Nauk 15 (1971) No. 2, 71–2 (in Russian).
3. Ahmed, M. R., Abdulla, A. A., Al-Shahiry, G. Y. (Nucl. Res. Inst., Atomic Energy Commission, Baghdad, Iraq): Determination of uranium content in geological samples by neutron activation. PH-3, Sept. 1970, 10 p., see alsoNucl. Sci. Abstr. 25 (1971) No. 8219.
4. Allan, D. L., Armitage, B. H., Spencer, W. (UKAEA Res. Group, Atomic Energy Res. Establishment, Harwell, England): Analysis with a Po-Be source: the measurement of prompt gamma-rays.Anal. Chim. Acta 53 (1971) 401–14, see alsoNucl. Sci. Abstr. 25 (1971) No. 18368 and No. 23535.
5. Allen, R. O. (Wisconsin Univ., Madison, USA): Multi-element neutron activation analysis: development and application to trace element study of the Bruderheim chondrite. Diss. Wisconsin Univ., 1970, 243 p., see alsoNucl. Sci. Abstr. 25 (1971) No. 12969.