Duarte, et al., “Technical Report on Fire in Substations prepared by the Laboratory of Technology Risks of Federal University of Pernambuco,” RISCTEC-UFPE, Centro de Tecnologia, Cidade Universitária, Pernambuco, 1999.
 W. F. Cooper and D. A. D. Jones, “Electrical Safety En- gineering,” 3rd Edition, Butterworth-Heinemann, Oxford, 1993.
 M. Medina, “Falhas em Transformadores de Potência: Uma Contribui??o para Análise, Defini??es, Causas e Solu??es,” Master Dissertation of UNIFEI, Itajubá-Brasil, 2003.
 T. Ronningen, “Internal Faults in Oil-Filled Distribution Transformer: Fault Mechanisms and Choice of Protection,” Ph.D. Dissertation, Norges Tekniske Hogskole, Trondheim, 1993.
 R. E. Benton and D. Ristuccia, “Arcing Faults Cause Transformer Failures,” Electrical World, Vol. 179, 1973, pp. 44-45.
 M. Medina, C. A. Mohallen and D. Duarte, “Failure of Power Transformer: A Contribution on Its Analysis and Reduction,” Proceedings of the Tenth Meeting of CIGRé for Latine America—X ERLAC, Argentina, 18-22 May 2003.
 D. Duarte, “A Performance Overview about Fire Risk Management in the Brazilian Hydroelectric Generating Plants and Transmission Network,” Journal of Loss Prevention in the Process Industries, Vol. 17, No. 1, 2004, pp. 65-75. doi:10.1016/j.jlp.2003.09.007
 G. Bastos, “An Analysis of the Increase on Transformer Failure Rate Phenomena and Measures Taken to Improve Transformers Reliability,” Proceedings of the CIGRE Bienal, Paris, 2006.