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- Data Book for Cryogenics Gases and Equipment (10517513.Rev B.Databook (chartindustries.com))
- Conversion Tables of Gases (Conversion Charts (cts-my.com))
- Practical Cryogenics (http://research.physics.illinois.edu/bezryadin/links/practical%20Cryogenics.pdf)
- Refrigeration for Superconductors (https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=50016)
- Commercial Helium Dewar (10576741_Ultra_Helium_Dewars_Product_Manual_ws.pdf)