1. Cold Stress .2. The Scientific Basis (Knowledge-Base) for the Guide;Holmer;Int. J. Ind. Ergon.,1994
2. Study on the insulation and comfort temperature ratings of sleeping bags;Huang;Chinese Ergon.,2006
3. S. Ma, Outdoor Inflatable Sleeping Bag Manufacturing Method Involves Connecting Bottom Portion of Main Unit with Curtain Unit, Inflating Inflation-Gas to Form Arch Structure, and Arranging Protective Sheath at Outer Side of Arch Structure, n.d.
4. X. Lin, Portable Sleeping Bag, Has Connecting Block Linked with Driving Block, Fastener whose Top End Is Extended into Guide Rail, Sliding Part whose Top Part Is Extended out of Groove, and Bag Body whose Bottom Part Is Fixed with Protection System, n.d.
5. H. Yang, Vertical Lining-Type Structured Sleeping Bag for Use in Outdoor Sports Field, Has Upper Sleeping Bag Main Body Formed with Front Opening, and Internal Heat-Insulating Quilt Unit whose Lower End Is Matched with Lower End of Oval Opening, n.d.