Bernabe MW, Rodriguez LR, Lopez RD, Egúsquiza MJ, Lujan RO, León MA. Pcb Contaminated Oils and the Detection of Transformer Aging, According to Ieee Std C57.104-2019. Chemical Engineering Transactions [Internet]. 15Oct.2025 [cited 22Apr.2026];118:403-8. Available from: https://www.cetjournal.it/index.php/cet/article/view/CET25118068