Carina Neto, Maria Cristina Oliveira, Lurdes Gano, Fernanda Marques, Isabel Santos, Goreti Ribeiro Morais, Takumi Yasuda, Thies Thiemann, Filomena Botelho, Carlos F. Oliveira, Yasuda, Thies Thiemann, Filomena Botelho and Carlos F. Oliveira
Applied Radiation and Isotopes 67 ( 2 ): 301 - 307 , 2009