[IEC 60076-1: 2011] Power transformers – Part 1: General.
[IEC 60076-2: 2011] Power transformers - Part 2: Temperature rise for liquid-immersed transformers.
[IEC 60076-3: 2013] Power transformers -- Part 3: Insulation levels, dielectric tests and external clearances in air.
[IEC 60076-5: 2006] Power transformers -- Part 5: Ability to withstand short circuit.
[IEC 60076-8: 1997] Power Transformers - Application Guide.
[IEC 60076-10: 2001] Power Transformers - Determination of Sound Levels.
[IEC 60076-11: 2018] Specification and technical requirements for dry-type power transformers.
[IEC 60156: 2018] Insulating liquids - Determination of the breakdown voltage at power frequency - Test method.