See also:
| » ChemGlobe: Praseodymium - Electronic, thermal, and steric data along with an isotope table. |
| » ChemicalElements.com: Praseodymium - Basic information, atomic structure, and isotopes. |
| » EnvironmentalChemistry.com: Praseodymium - Atomic structure, chemical and physical properties, and table of nuclides. |
| » It's Elemental: Praseodymium - Basic physical and historical information. |
| » LANL: Praseodymium - History, uses, production, and properties. |
| » Lenntech: Praseodymium - Physical data, chemical properties, health and environmental effects. |
| » Visual Elements: Praseodymium - Image, source, uses, physical information, and key isotopes. |
| » WebElements: Praseodymium - Extensive information on history, uses, occurrence, compounds, and properties. |
| » Wikipedia: Praseodymium - Properties of the element, including its history, applications, and characteristics. |