1. Feynman R.P., Hoffman, F. De, Serber, H., Statistical fluctuations in the water boiler and the dispersion of neutron emitted per fission. LA-101.LANL. 1944.
2. Feynman, R.P., Statistical behavior of neutron chains. LA-591.LANL. 1946.
3. Prompt neutron decay for an unreflected and unmoderated uranium (HEU) metal sphere;Mihalczo;Instrumentation and Controls Division Measurement Science Section,1996
4. Spriggs, G.D., Sakurai, Takeshi, Okajima, Shigeaki. Rossi-alpha measurements in the fast critical assembly XIX-2.US: LANL LA-UR-97-1915, 1997.
5. Rossi-αexperiment in the IPEN/MB-01 research reactor;Kuramoto;Brazilian J. Phys.,2005