Gilberto Gonzalez-A and Israel Nuñez, A NonLinear Observer of an Electrical Transformer: A Bond Graph Approach. journal = {International Journal of Electrical and Computer Engineering}, [online]. World Academy of Science, Engineering and Technology. October 2009, vol. 34(10). 1857 - 1863 [viewed 24 April 2024]. Available from: https://publications.waset.org/pdf/15388.