Hales, P., Jones, H., Milward, S., & Harrison, S. (2005). Investigation into the use of solid nitrogen to create a "thermal battery" for cooling a portable high-temperature superconducting magnet.

Hales, P., H. Jones, S. Milward, and S. Harrison. Investigation into the Use of Solid Nitrogen to Create a "Thermal Battery" for Cooling a Portable High-temperature Superconducting Magnet. 2005.

Hales, P., et al. Investigation into the Use of Solid Nitrogen to Create a "Thermal Battery" for Cooling a Portable High-temperature Superconducting Magnet. 2005.