1. Die Aktivierung der seltenon Erden durch thermische Neutronen I;Bothe;Z. Naturforsch.,1946
2. Neutron Induced Activities in Erbium;Ketelle;Phys. Rev.,1948
3. Nuclear Isomers Produced by Slow Neutron Capture;der Mateosian;Phys. Rev.,1949
4. Study of the Active Isotopes of Gd and Tb;Ketelle,1949
5. Half-Lives of Ce141 and Yb169;Walker,1949