See also:

• Science: Chemistry: Elements: Actinides  (1)

• ChemGlobe: Lawrencium - Electronic and thermal data along with an isotope table.
• ChemicalElements.com: Lawrencium - Basic information, atomic structure, and isotopes.
• EnvironmentalChemistry.com: Lawrencium - Atomic structure, chemical and physical properties, and table of nuclides.
• It's Elemental: Lawrencium - Basic physical and historical information.
• LANL: Lawrencium - Basic information, history, and properties.
• Lenntech: Lawrencium - Physical data and chemical properties.
• Visual Elements: Lawrencium - General and physical information, and key isotopes.
• Wikipedia: Lawrencium - Characteristics and history of the element.