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Transformer oil – e-lesson #19 Maintanance Standards for Ester Fluids ( Synthetic & Natural Esters)
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Transformer oil – e-lesson #18 – A detailed comparison of Ester fluids and mineral oils
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DGA Course – e-lesson #12: Special lesson – Dr. Michel Duval. Survey of important contributions reviewed by Dr. Michel Duval.
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Transformer oil – e-lesson #17 – Alternative fluids – Basic features influenced by chemical structures
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Transformer oil – e-lesson #15 – Emergence of methanol as a chemical marker for paper degradation
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