1. ABNT. (2006). Brazilian Association of Technical Standards NBR 10710:2006—Electrical insulating liquids—Determination off water content. Rio de Janeiro, Brazil.
2. ABNT. (2012). Brazilian Association of Technical Standards NBR 7274:2012—Interpretation of gas analysis of in-service transformers. Rio de Janeiro, Brazil.
3. CIGRÈ WGA2.180. (2003). Life management techniques for power transformers, CIGRÈ Publication WG A2.18. Paris, France.
4. CIGRÈ WG A2.30. (2008). Moisture equilibrium and moisture migration within transformer insulation systems, CIGRÈ Publication WG A2.30. Paris, France.
5. Coker, A. (2007). Ludwig’s applied process design for chemical and petrochemical plants (4th ed., Vol. 1). Houston: Gulf Professional Publishing.