1. DOE Solid State Lighting CALiPER Program: Summary of Results: Round 5 of Product Testing (2008).
2. DOE Solid State Lighting CALiPER Program: Summary of Results: Rounds 9 and 11 of Product Testing (2009–2010).
3. U.S. Environmental Protection Agency, What to Do if a Compact Fluorescent Light (CFL) Bulb of Fluorescent Tube Light Bulb Breaks in Your Home (2011).