1. Rawlings, R. and Averitt, G., “A linear drive cryocooler for ultra-small infrared sensor systems”, Proc. SPIE 9070, 90702R (2014)
2. http://www.drs.com/Products/RSTA/0050mDF/CD64012MWU.pdf
3. http://www.cinele.com/images/datasheets/ir_products/cryogenic_coolers3.pdf
4. http://www.cobham.com/about-cobham/mission-systems/about-us/life-support/davenport/products/cryocooling-systems.aspx
5. http://www.ricor.com/products/split-linear/k527/