- Wikipedia: Berkelium
Hyperlinked overview of the element with notable characteristics, history, isotopes, and more.
en.wikipedia.org/wiki/Berkelium
- WebElements: Berkelium
Overview with essential information, history, uses, physical properties, nuclear properties, and much more.
www.webelements.com/webelements/elements/text/Bk/key.html
- Lenntech: Berkelium
Includes key data, history, health effects, and environmental effects.
www.lenntech.com/Periodic-chart-elements/Bk-en.htm
- EnvironmentalChemistry.com: Berkelium
Offers an overview, name in other languages, atomic structure, chemical properties, physical properties, and regulatory information.
environmentalchemistry.com/yogi/periodic/Bk.html
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