- 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.
Media publications
- Radiochemistry of Germanium - Full text of the monograph by Jacob A. Marinsky (University of Buffalo, Dept. of Chemistry, Buffalo, New York). (Published 1961.07.00)
