1. Nuclear isomers at the extremes of their properties;The European Physical Journal Special Topics;2024-03-08
2. Nuclear Data Sheets for A = 166;Nuclear Data Sheets;2008-05
3. Methods of producing radionuclides for spectrometric gamma-ray sources and their standardization—3. Holmium-166m;International Journal of Radiation Applications and Instrumentation. Part A. Applied Radiation and Isotopes;1989-01
4. Investigation of High-Spin States inEr166;Physical Review;1963-03-01
5. Decay of 27-h Ho166;Nuclear Physics;1962-02