Amazon.com: Sunlite SL20/27K/D Dimmable Spiral CFL Light Bulb, 20 Watts (75W Equivalent), Medium Base (E26), 1350 Lumens, 10,000 Hour Life Span, UL Listed, 1 Pack, 27K - Warm White : Everything Else
Sunlite GU24 Base LED Bulb, Dimmable, 10 Watt (60 W Equivalent), CFL R – Bulb Center
4 Pack Sunlite GU24 Base LED Bulb, Dimmable, 10 Watt (60 W Equivalent), CFL Replacement, 2700K Warm White, 800 Lumens, 25000 Hour Life Span - Walmart.com
100-Watt Equivalent A21 Spiral Non-Dimmable E26 Base EcoSmart Compact Fluorescent CFL Light Bulb, Soft White 2700K (4-Pack) ESL23T2/4/ESM - Walmart.com
Feit Electric 60-Watt Equivalent T3 Spiral Non-Dimmable GU24 Base CFL Compact Fluorescent Light Bulb, Daylight 5000K (2-Pack) BPESL13T/GU24D/2HDRP - The Home Depot
An Overview of Dimming LEDs and How to Tell if Your Lights are Dimmable
The Differences Between CFLs and CCFLs — 1000Bulbs Blog