IEEE C57.104-1978 Guide for the Detection and Determination of Generated Gases in Oil-Immersed Transformers and their Relation to the Serviceability of the Equipment
2008IEEE C57.104-2008 Guide for the Interpretation of Gases Generated in Oil-Immersed Transformers
1991IEEE C57.104-1991 Guide for the Interpretation of Gases Generated in Oil-Immersed Transformers
1978IEEE C57.104-1978 Guide for the Detection and Determination of Generated Gases in Oil-Immersed Transformers and their Relation to the Serviceability of the Equipment