EnvironmentalChemistry.com: Bohrium EnvironmentalChemistry.com: Bohrium: Atomic structure, chemical and physical properties, and isotopes. (Bohrium) http://environmentalchemistry.com/yogi/periodic/Bh.html
Lenntech: Bohrium Lenntech: Bohrium: Basic chemical properties. (Bohrium) http://www.lenntech.com/Periodic-chart-elements/Bh-en.htm
LANL: Bohrium LANL: Bohrium: Basic information and history. (Bohrium) http://pearl1.lanl.gov/periodic/elements/107.html
ChemGlobe: Bohrium ChemGlobe: Bohrium: Electronic data along with an isotope table. (Bohrium) http://www.vcs.ethz.ch/chemglobe/ptoe/_/107.html
Berkeley National Laboratory: Bohrium Berkeley National Laboratory: Bohrium: An article about an effort to determine the volatility of this element. (Bohrium) http://www.lbl.gov/Science-Articles/Archive/element-107-chem.html
Visual Elements: Bohrium Visual Elements: Bohrium: Image, source, general and physical information, and ionisation energies. (Bohrium) http://www.chemsoc.org/viselements/pages/bohrium.html
Apsidium: Bohrium Apsidium: Bohrium: Basic information and atomic structure. (Bohrium) http://www.apsidium.com/elements/107.htm
WebElements: Bohrium WebElements: Bohrium: Information on history, isolation, and properties. (Bohrium) http://www.webelements.com/webelements/elements/text/Bh/key.html