ChemGlobe: Dysprosium
- Electronic, thermal, and steric data along with an isotope table.
- http://partisans.spurious.biz/~pkremer/projects/chemglobe/ptoe/_/66.html
LANL: Dysprosium
- History, properties, uses, and cost.
- http://periodic.lanl.gov/elements/66.html
Wikipedia: Dysprosium
- Properties of the element, including its history, applications, and characteristics.
- http://en.wikipedia.org/wiki/Dysprosium
Lenntech: Dysprosium
- Physical data, chemical properties, health and environmental effects.
- http://www.lenntech.com/Periodic-chart-elements/Dy-en.htm
EnvironmentalChemistry.com: Dysprosium
- Atomic structure, chemical and physical properties, and table of nuclides.
- http://environmentalchemistry.com/yogi/periodic/Dy.html