References
- , International Standard ISO 5358: Continuous-Flow Inhalation Anaesthetic Apparatus (Anaesthetic Machines) For Use With Humans. First edition—1980–12-15, Ref. No. ISO 5358–1980(E), (International Standards Organization)
- , Canadian Standard Z168,3-M1980: Continuous-Flow Inhalation Anaesthetic Apparatus (Anaesthetic Machines) for Medical Use (1980) (Canadian Standards Association, 178 Rexdale Boulevard, Rexdale, Ontario, Canada M9W 1R3)