1. Alteration of radioactive periods of the elements with the aid of chemical methods;Daudel;Rev. Sci.,1947
2. Possibility of altering the decay rate of a radioactive substance;Segré;Phys. Rev.,1947
3. Dependence of the decay constant of 7Be on chemical forms;Huh;Earth Planet. Sci. Lett.,1999
4. W.B. Gogarty, S.S. Kistler, E.B. Christiansen, Office of Naval Research Technical Report 7, Washington, DC, 1963.
5. Pressure dependence of the radioactive decay constant of Beryllium-7;Hensley;Science,1973