MOURA, L.P.REIS, D.C.C.2015-11-062015-11-062015-11-062015-11-061965MOURA, L.P.; REIS, D.C.C. Absolute measurement of the activity of radionuclides. 2. The use of a 4'pi' proportional counter. 37p. (IEA-PUB-121). Disponível em: http://repositorio.ipen.br/handle/123456789/24205.http://repositorio.ipen.br/handle/123456789/2420537openAccessalpha detectionbeta detectionfour-pi countingproportional countersradioactivitySérie Publicação IPEN