1. Radioactive Decay Chains;The Discovery of Isotopes;2016
2. XVII. The relation between uranium and radium.—Part VI. The life-period of ionium;The London, Edinburgh, and Dublin Philosophical Magazine and Journal of Science;1915-08
3. LII. The relation between uranium and radium. III;The London, Edinburgh, and Dublin Philosophical Magazine and Journal of Science;1908-10
4. Ein neues radioactives Element, das Thorium‐Emanation aussendet;Berichte der deutschen chemischen Gesellschaft;1905-07