See also:

• Science: Chemistry: Elements: Metalloids  (0)

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

• Radiochemistry of Polonium - Full text of the monograph by P. E. Figgins (Mound Laboratory, Miamisburg, Ohio). [PDF] (January, 1961)