- Refrigeration History
- The History of the Refrigerator and Freezers
- How does a gas-powered fridge actually work (without compressor - using heater to power the heat transfer cycle) Archived Page
- Elert, Glenn. Refrigerators. The Physics Hypertextbook.
- How Refrigerators Work Article by HowStuffWorks
- Refrigerators, Canada Science and Technology Museum
- How Refrigerators Work and What goes wrong with them Article by Apwagner.com