Lenntech: Curium Lenntech: Curium: Physical data, chemical properties, health and environmental effects. (Curium) http://www.lenntech.com/Periodic-chart-elements/Cm-en.htm
Britannica Nobel Prize: Curium Britannica Nobel Prize: Curium: Overview and basic data. (Curium) http://www.britannica.com/nobel/micro/154_38.html
EnvironmentalChemistry.com: Curium EnvironmentalChemistry.com: Curium: Atomic structure, chemical and physical properties, and table of nuclides. (Curium) http://environmentalchemistry.com/yogi/periodic/Cm.html
ChemGlobe: Curium ChemGlobe: Curium: Electronic, thermal, and steric data along with an isotope table. (Curium) http://www.vcs.ethz.ch/chemglobe/ptoe/_/96.html
LANL: Curium LANL: Curium: Basic information and history. (Curium) http://pearl1.lanl.gov/periodic/elements/96.html
WebElements: Curium WebElements: Curium: Extensive information on history, compounds, and properties. (Curium) http://www.webelements.com/webelements/elements/text/Cm/key.html