See also:

• Science: Chemistry: Elements: Metalloids  (0)

ChemGlobe: Germanium - Electronic, thermal, and steric data along with an isotope table..

ChemicalElements.com: Germanium - Basic information, atomic structure, and isotopes..

Discovery of Germanium - Article by Clemens Winkler..

EnvironmentalChemistry.com: Germanium - Atomic structure, chemical and physical properties, and table of nuclides..

It's Elemental: Germanium - Basic physical and historical information..

LANL: Germanium - History, sources, uses, and properties..

Lenntech: Germanium - Physical data, chemical properties, health and environmental effects..

USGS Minerals Information: Germanium - Statistics and information on the worldwide supply, demand, and flow of the element (PDF format)..

WebElements: Germanium - Extensive information on history, uses, occurrence, compounds, and properties of the element..

Wikipedia: Germanium - Properties of the element, including its history, applications, and characteristics..

Radiochemistry of Germanium - Full text of the monograph by Jacob A. Marinsky (University of Buffalo, Dept. of Chemistry, Buffalo, New York). [PDF] (July, 1961).