@inproceedings{inproceedings1ee3a47d, title = {Determining decay data correlations and calibrating the detector efficiency with multigamma-ray sources}, author = {Castro, Ruy Morgado de and Vanin, Vito Roberto and Helene, Otaviano Augusto Marcondes and Pascholatti, Paulo Reginaldo and Guimaraes Filho, Zwinglio de Oliveira and Tramontano, Rogerio and Koskinas, Marina Fallone and Dias, Mauro S.}, year = {1999}, publisher = {SBF}, booktitle = {Reunião de Trabalho sobre Física Nuclear no Brasil} }