- Lucidcafe's Profile of Marie Curie ...www.lucidcafe.com/lucidcafe/library/95nov/curie.html
- A history of the NBS radium standards and Marie Curie's involvement ...physics.nist.gov/GenInt/Curie/main.html
- Marie Curie, a Nobel Prize Laureate in Chemistry, at the Nobel Prize Internet Archive.almaz.com/nobel/chemistry/1911a.html