Referencias

1. K.S. Krane en Introductory Nuclear Physics, John Wiley (1988). Pags. 277 a la 283.
2. H. Knoll, Radiation detection and measurement.
3. W. R. Leo, Techniques for Nuclei and Particle Physics Experiments.
4. E. Lehderer y C. Shirley, en Table of Isotopes.